31323300122 has 32 divisors (see below), whose sum is σ = 52000071552. Its totient is φ = 14075505664.

The previous prime is 31323300109. The next prime is 31323300131. The reversal of 31323300122 is 22100332313.

It is a super-2 number, since 2×31323300122² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31323300094 and 31323300103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 429953 + ... + 497499.

It is an arithmetic number, because the mean of its divisors is an integer number (1625002236).

Almost surely, 2^31323300122 is an apocalyptic number.

31323300122 is a deficient number, since it is larger than the sum of its proper divisors (20676771430).

31323300122 is a wasteful number, since it uses less digits than its factorization.

31323300122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68182.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 31323300122 its reverse (22100332313), we get a palindrome (53423632435).

The spelling of 31323300122 in words is "thirty-one billion, three hundred twenty-three million, three hundred thousand, one hundred twenty-two".