242213113124161 has 2 divisors, whose sum is σ = 242213113124162. Its totient is φ = 242213113124160.

The previous prime is 242213113124111. The next prime is 242213113124197. The reversal of 242213113124161 is 161421311312242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137203271024400 + 105009842099761 = 11713380^2 + 10247431^2 .

It is a cyclic number.

It is not a de Polignac number, because 242213113124161 - 2¹⁵ = 242213113091393 is a prime.

It is a super-2 number, since 2×242213113124161² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (242213113124111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121106556562080 + 121106556562081.

It is an arithmetic number, because the mean of its divisors is an integer number (121106556562081).

Almost surely, 2^{242213113124161} is an apocalyptic number.

It is an amenable number.

242213113124161 is a deficient number, since it is larger than the sum of its proper divisors (1).

242213113124161 is an equidigital number, since it uses as much as digits as its factorization.

242213113124161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 34.

The spelling of 242213113124161 in words is "two hundred forty-two trillion, two hundred thirteen billion, one hundred thirteen million, one hundred twenty-four thousand, one hundred sixty-one".