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10121120201 = 47652133023
BaseRepresentation
bin10010110110100010…
…00000100111001001
3222010100200011210202
421123101000213021
5131212001321301
64352150421545
7505545050033
oct113321004711
928110604722
1010121120201
114324121455
121b656618b5
13c53b1722a
146c0290c53
153e383566b
hex25b4409c9

10121120201 has 8 divisors (see below), whose sum is σ = 10338361344. Its totient is φ = 9903958240.

The previous prime is 10121120189. The next prime is 10121120237. The reversal of 10121120201 is 10202112101.

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 10121120201 - 230 = 9047378377 is a prime.

It is a super-3 number, since 3×101211202013 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10121120501) 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, 289976 + ... + 322998.

It is an arithmetic number, because the mean of its divisors is an integer number (1292295168).

Almost surely, 210121120201 is an apocalyptic number.

It is an amenable number.

10121120201 is a deficient number, since it is larger than the sum of its proper divisors (217241143).

10121120201 is an equidigital number, since it uses as much as digits as its factorization.

10121120201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39591.

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

Adding to 10121120201 its reverse (10202112101), we get a palindrome (20323232302).

The spelling of 10121120201 in words is "ten billion, one hundred twenty-one million, one hundred twenty thousand, two hundred one".

Divisors: 1 47 6521 33023 306487 1552081 215342983 10121120201