31233111002122 has 8 divisors (see below), whose sum is σ = 47939193631296. Its totient is φ = 15253379791692.

The previous prime is 31233111002087. The next prime is 31233111002123. The reversal of 31233111002122 is 22120011133213.

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 = 31233111002093 and 31233111002102.

It is not an unprimeable number, because it can be changed into a prime (31233111002123) 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, 181587854578 + ... + 181587854749.

It is an arithmetic number, because the mean of its divisors is an integer number (5992399203912).

Almost surely, 2^{31233111002122} is an apocalyptic number.

31233111002122 is a deficient number, since it is larger than the sum of its proper divisors (16706082629174).

31233111002122 is a wasteful number, since it uses less digits than its factorization.

31233111002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363175709372.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 31233111002122 its reverse (22120011133213), we get a palindrome (53353122135335).

The spelling of 31233111002122 in words is "thirty-one trillion, two hundred thirty-three billion, one hundred eleven million, two thousand, one hundred twenty-two".