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10211211023201 = 17859969852247
BaseRepresentation
bin1001010010010111101110…
…0110110001001101100001
31100011011220212000220222022
42110211323212301031201
52314300030010220301
633414544322151225
72102510220412166
oct224457346611541
940134825026868
1010211211023201
113287606464951
12118b001ab2515
13590bb4018826
1427432213206d
1512a93c73bd1b
hex9497b9b1361

10211211023201 has 8 divisors (see below), whose sum is σ = 10813127990400. Its totient is φ = 9609433777728.

The previous prime is 10211211023087. The next prime is 10211211023207. The reversal of 10211211023201 is 10232011211201.

It is a happy number.

10211211023201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10211211023201 - 238 = 9936333116257 is a prime.

It is a super-2 number, since 2×102112110232012 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10211211023201.

It is not an unprimeable number, because it can be changed into a prime (10211211023207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34779941 + ... + 35072306.

It is an arithmetic number, because the mean of its divisors is an integer number (1351640998800).

Almost surely, 210211211023201 is an apocalyptic number.

It is an amenable number.

10211211023201 is a deficient number, since it is larger than the sum of its proper divisors (601916967199).

10211211023201 is an equidigital number, since it uses as much as digits as its factorization.

10211211023201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69860863.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 10211211023201 its reverse (10232011211201), we get a palindrome (20443222234402).

The spelling of 10211211023201 in words is "ten trillion, two hundred eleven billion, two hundred eleven million, twenty-three thousand, two hundred one".

Divisors: 1 17 8599 146183 69852247 1187488199 600659471953 10211211023201