10031121296 has 20 divisors (see below), whose sum is σ = 22211768832. Its totient is φ = 4299051936.

The previous prime is 10031121277. The next prime is 10031121323. The reversal of 10031121296 is 69212113001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44781680 + ... + 44781903.

Almost surely, 2^10031121296 is an apocalyptic number.

10031121296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10031121296 is an abundant number, since it is smaller than the sum of its proper divisors (12180647536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10031121296 is an equidigital number, since it uses as much as digits as its factorization.

10031121296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89563598 (or 89563592 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 26.

Adding to 10031121296 its reverse (69212113001), we get a palindrome (79243234297).

The spelling of 10031121296 in words is "ten billion, thirty-one million, one hundred twenty-one thousand, two hundred ninety-six".