3122012331 has 12 divisors (see below), whose sum is σ = 4510235808. Its totient is φ = 2081035824.

The previous prime is 3122012323. The next prime is 3122012339. The reversal of 3122012331 is 1332102213.

3122012331 is a `hidden beast` number, since 312 + 20 + 1 + 2 + 331 = 666.

It is an interprime number because it is at equal distance from previous prime (3122012323) and next prime (3122012339).

It is not a de Polignac number, because 3122012331 - 2³ = 3122012323 is a prime.

It is a super-2 number, since 2×3122012331² = 19493921989832107122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3122012339) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51406 + ... + 94268.

It is an arithmetic number, because the mean of its divisors is an integer number (375852984).

Almost surely, 2^3122012331 is an apocalyptic number.

3122012331 is a deficient number, since it is larger than the sum of its proper divisors (1388223477).

3122012331 is a wasteful number, since it uses less digits than its factorization.

3122012331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50962 (or 50959 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3122012331 is about 55874.9705234822. The cubic root of 3122012331 is about 1461.5428006979.

Adding to 3122012331 its reverse (1332102213), we get a palindrome (4454114544).

The spelling of 3122012331 in words is "three billion, one hundred twenty-two million, twelve thousand, three hundred thirty-one".