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10011020212001 = 31322936135871
BaseRepresentation
bin1001000110101101111101…
…0011011011011100100001
31022110001012012201000201102
42101223133103123130201
52303010032133241001
633142555454244145
72052162261531254
oct221533723333441
938401165630642
1010011020212001
11320a716a17446
1211582524b6655
1357805c30b923
1426877098109b
15125622675e6b
hex91adf4db721

10011020212001 has 4 divisors (see below), whose sum is σ = 10333956347904. Its totient is φ = 9688084076100.

The previous prime is 10011020211991. The next prime is 10011020212019. The reversal of 10011020212001 is 10021202011001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10011020212001 - 26 = 10011020211937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10011020212031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161468067905 + ... + 161468067966.

It is an arithmetic number, because the mean of its divisors is an integer number (2583489086976).

Almost surely, 210011020212001 is an apocalyptic number.

It is an amenable number.

10011020212001 is a deficient number, since it is larger than the sum of its proper divisors (322936135903).

10011020212001 is an equidigital number, since it uses as much as digits as its factorization.

10011020212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322936135902.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10011020212001 its reverse (10021202011001), we get a palindrome (20032222223002).

The spelling of 10011020212001 in words is "ten trillion, eleven billion, twenty million, two hundred twelve thousand, one".

Divisors: 1 31 322936135871 10011020212001