10012331121 has 16 divisors (see below), whose sum is σ = 14380028544. Its totient is φ = 6159999744.

The previous prime is 10012331117. The next prime is 10012331129. The reversal of 10012331121 is 12113321001.

It is a happy number.

It is not a de Polignac number, because 10012331121 - 2² = 10012331117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10012331121.

It is not an unprimeable number, because it can be changed into a prime (10012331129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154060 + ... + 209186.

It is an arithmetic number, because the mean of its divisors is an integer number (898751784).

Almost surely, 2^10012331121 is an apocalyptic number.

It is an amenable number.

10012331121 is a deficient number, since it is larger than the sum of its proper divisors (4367697423).

10012331121 is a wasteful number, since it uses less digits than its factorization.

10012331121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59800.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 10012331121 its reverse (12113321001), we get a palindrome (22125652122).

The spelling of 10012331121 in words is "ten billion, twelve million, three hundred thirty-one thousand, one hundred twenty-one".