32122221220157 has 2 divisors, whose sum is σ = 32122221220158. Its totient is φ = 32122221220156.

The previous prime is 32122221220099. The next prime is 32122221220211. The reversal of 32122221220157 is 75102212222123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31633751623321 + 488469596836 = 5624389^2 + 698906^2 .

It is a cyclic number.

It is not a de Polignac number, because 32122221220157 - 2⁴² = 27724174709053 is a prime.

It is a super-2 number, since 2×32122221220157² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32122221220057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16061110610078 + 16061110610079.

It is an arithmetic number, because the mean of its divisors is an integer number (16061110610079).

Almost surely, 2^{32122221220157} is an apocalyptic number.

It is an amenable number.

32122221220157 is a deficient number, since it is larger than the sum of its proper divisors (1).

32122221220157 is an equidigital number, since it uses as much as digits as its factorization.

32122221220157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 32.

The spelling of 32122221220157 in words is "thirty-two trillion, one hundred twenty-two billion, two hundred twenty-one million, two hundred twenty thousand, one hundred fifty-seven".