3122125223531 has 2 divisors, whose sum is σ = 3122125223532. Its totient is φ = 3122125223530.

The previous prime is 3122125223513. The next prime is 3122125223533. The reversal of 3122125223531 is 1353225212213.

It is a happy number.

Together with previous prime (3122125223513) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3122125223531 - 2⁶ = 3122125223467 is a prime.

It is a super-2 number, since 2×3122125223531² (a number of 26 digits) contains 22 as substring.

Together with 3122125223533, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3122125223533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561062611765 + 1561062611766.

It is an arithmetic number, because the mean of its divisors is an integer number (1561062611766).

Almost surely, 2^{3122125223531} is an apocalyptic number.

3122125223531 is a deficient number, since it is larger than the sum of its proper divisors (1).

3122125223531 is an equidigital number, since it uses as much as digits as its factorization.

3122125223531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 32.

The spelling of 3122125223531 in words is "three trillion, one hundred twenty-two billion, one hundred twenty-five million, two hundred twenty-three thousand, five hundred thirty-one".