31122323101122 has 16 divisors (see below), whose sum is σ = 67903250402592. Its totient is φ = 9431007000320.

The previous prime is 31122323101091. The next prime is 31122323101169. The reversal of 31122323101122 is 22110132322113.

It is a junction number, because it is equal to n+sod(n) for n = 31122323101092 and 31122323101101.

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, 235775174943 + ... + 235775175074.

It is an arithmetic number, because the mean of its divisors is an integer number (4243953150162).

Almost surely, 2^{31122323101122} is an apocalyptic number.

31122323101122 is an abundant number, since it is smaller than the sum of its proper divisors (36780927301470).

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

31122323101122 is a wasteful number, since it uses less digits than its factorization.

31122323101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471550350033.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 31122323101122 its reverse (22110132322113), we get a palindrome (53232455423235).

The spelling of 31122323101122 in words is "thirty-one trillion, one hundred twenty-two billion, three hundred twenty-three million, one hundred one thousand, one hundred twenty-two".