31120122202011 has 10 divisors (see below), whose sum is σ = 46488083783372. Its totient is φ = 20746748134620.

The previous prime is 31120122202003. The next prime is 31120122202019. The reversal of 31120122202011 is 11020222102113.

31120122202011 is a `hidden beast` number, since 311 + 20 + 122 + 202 + 0 + 11 = 666.

It is an interprime number because it is at equal distance from previous prime (31120122202003) and next prime (31120122202019).

It is not a de Polignac number, because 31120122202011 - 2³ = 31120122202003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31120122202019) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 192099519685 + ... + 192099519846.

Almost surely, 2^{31120122202011} is an apocalyptic number.

31120122202011 is a deficient number, since it is larger than the sum of its proper divisors (15367961581361).

31120122202011 is an equidigital number, since it uses as much as digits as its factorization.

31120122202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384199039543 (or 384199039534 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 31120122202011 its reverse (11020222102113), we get a palindrome (42140344304124).

The spelling of 31120122202011 in words is "thirty-one trillion, one hundred twenty billion, one hundred twenty-two million, two hundred two thousand, eleven".