322120020037 has 2 divisors, whose sum is σ = 322120020038. Its totient is φ = 322120020036.

The previous prime is 322120020023. The next prime is 322120020127. The reversal of 322120020037 is 730020021223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257115928356 + 65004091681 = 507066^2 + 254959^2 .

It is an emirp because it is prime and its reverse (730020021223) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-322120020037 is a prime.

It is a super-2 number, since 2×322120020037² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322120020637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161060010018 + 161060010019.

It is an arithmetic number, because the mean of its divisors is an integer number (161060010019).

Almost surely, 2^322120020037 is an apocalyptic number.

It is an amenable number.

322120020037 is a deficient number, since it is larger than the sum of its proper divisors (1).

322120020037 is an equidigital number, since it uses as much as digits as its factorization.

322120020037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 22.

The spelling of 322120020037 in words is "three hundred twenty-two billion, one hundred twenty million, twenty thousand, thirty-seven".