220655562065131 has 2 divisors, whose sum is σ = 220655562065132. Its totient is φ = 220655562065130.

The previous prime is 220655562065111. The next prime is 220655562065161. The reversal of 220655562065131 is 131560265556022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220655562065131 - 2²¹ = 220655559967979 is a prime.

It is a super-2 number, since 2×220655562065131² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220655562065111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110327781032565 + 110327781032566.

It is an arithmetic number, because the mean of its divisors is an integer number (110327781032566).

Almost surely, 2^{220655562065131} is an apocalyptic number.

220655562065131 is a deficient number, since it is larger than the sum of its proper divisors (1).

220655562065131 is an equidigital number, since it uses as much as digits as its factorization.

220655562065131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240000, while the sum is 49.

The spelling of 220655562065131 in words is "two hundred twenty trillion, six hundred fifty-five billion, five hundred sixty-two million, sixty-five thousand, one hundred thirty-one".