10031121322 has 8 divisors (see below), whose sum is σ = 15047113572. Its totient is φ = 5015416800.

The previous prime is 10031121277. The next prime is 10031121323. The reversal of 10031121322 is 22312113001.

10031121322 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6683226001 + 3347895321 = 81751^2 + 57861^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 10031121296 and 10031121305.

It is not an unprimeable number, because it can be changed into a prime (10031121323) 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, 76422 + ... + 160942.

Almost surely, 2^10031121322 is an apocalyptic number.

10031121322 is a deficient number, since it is larger than the sum of its proper divisors (5015992250).

10031121322 is an equidigital number, since it uses as much as digits as its factorization.

10031121322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143864.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10031121322 its reverse (22312113001), we get a palindrome (32343234323).

The spelling of 10031121322 in words is "ten billion, thirty-one million, one hundred twenty-one thousand, three hundred twenty-two".