31322011122103 has 16 divisors (see below), whose sum is σ = 34753848446016. Its totient is φ = 28044390792960.

The previous prime is 31322011122071. The next prime is 31322011122113. The reversal of 31322011122103 is 30122111022313.

It is a cyclic number.

It is not a de Polignac number, because 31322011122103 - 2⁵ = 31322011122071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31322011122113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169750275 + ... + 169934692.

It is an arithmetic number, because the mean of its divisors is an integer number (2172115527876).

Almost surely, 2^{31322011122103} is an apocalyptic number.

31322011122103 is a deficient number, since it is larger than the sum of its proper divisors (3431837323913).

31322011122103 is a wasteful number, since it uses less digits than its factorization.

31322011122103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339685194.

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

Adding to 31322011122103 its reverse (30122111022313), we get a palindrome (61444122144416).

The spelling of 31322011122103 in words is "thirty-one trillion, three hundred twenty-two billion, eleven million, one hundred twenty-two thousand, one hundred three".