31323030210122 has 16 divisors (see below), whose sum is σ = 53696726822592. Its totient is φ = 13424129903040.

The previous prime is 31323030210103. The next prime is 31323030210211. The reversal of 31323030210122 is 22101203032313.

It is a super-2 number, since 2×31323030210122² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6575213 + ... + 10289775.

It is an arithmetic number, because the mean of its divisors is an integer number (3356045426412).

Almost surely, 2^{31323030210122} is an apocalyptic number.

31323030210122 is a deficient number, since it is larger than the sum of its proper divisors (22373696612470).

31323030210122 is a wasteful number, since it uses less digits than its factorization.

31323030210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4316893.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 31323030210122 its reverse (22101203032313), we get a palindrome (53424233242435).

The spelling of 31323030210122 in words is "thirty-one trillion, three hundred twenty-three billion, thirty million, two hundred ten thousand, one hundred twenty-two".