3221022222137 has 2 divisors, whose sum is σ = 3221022222138. Its totient is φ = 3221022222136.

The previous prime is 3221022222109. The next prime is 3221022222139. The reversal of 3221022222137 is 7312222201223.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2538091873321 + 682930348816 = 1593139^2 + 826396^2 .

It is a cyclic number.

It is not a de Polignac number, because 3221022222137 - 2¹² = 3221022218041 is a prime.

Together with 3221022222139, 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 (3221022222139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610511111068 + 1610511111069.

It is an arithmetic number, because the mean of its divisors is an integer number (1610511111069).

Almost surely, 2^{3221022222137} is an apocalyptic number.

It is an amenable number.

3221022222137 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221022222137 is an equidigital number, since it uses as much as digits as its factorization.

3221022222137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 29.

The spelling of 3221022222137 in words is "three trillion, two hundred twenty-one billion, twenty-two million, two hundred twenty-two thousand, one hundred thirty-seven".