10111201000121 has 32 divisors (see below), whose sum is σ = 11100556172160. Its totient is φ = 9153346093056.

The previous prime is 10111201000111. The next prime is 10111201000127. The reversal of 10111201000121 is 12100010211101.

It is a cyclic number.

It is not a de Polignac number, because 10111201000121 - 2⁶ = 10111201000057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10111201000127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 447011150 + ... + 447033768.

It is an arithmetic number, because the mean of its divisors is an integer number (346892380380).

Almost surely, 2^{10111201000121} is an apocalyptic number.

It is an amenable number.

10111201000121 is a deficient number, since it is larger than the sum of its proper divisors (989355172039).

10111201000121 is a wasteful number, since it uses less digits than its factorization.

10111201000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24953.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10111201000121 its reverse (12100010211101), we get a palindrome (22211211211222).

The spelling of 10111201000121 in words is "ten trillion, one hundred eleven billion, two hundred one million, one hundred twenty-one", and thus it is an aban number.