22000102021181 has 2 divisors, whose sum is σ = 22000102021182. Its totient is φ = 22000102021180.

The previous prime is 22000102021063. The next prime is 22000102021213. The reversal of 22000102021181 is 18112020100022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17935479100900 + 4064622920281 = 4235030^2 + 2016091^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000102021181 - 2¹⁸ = 22000101759037 is a prime.

It is a super-2 number, since 2×22000102021181² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22000102621181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000051010590 + 11000051010591.

It is an arithmetic number, because the mean of its divisors is an integer number (11000051010591).

Almost surely, 2^{22000102021181} is an apocalyptic number.

It is an amenable number.

22000102021181 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000102021181 is an equidigital number, since it uses as much as digits as its factorization.

22000102021181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 20.

The spelling of 22000102021181 in words is "twenty-two trillion, one hundred two million, twenty-one thousand, one hundred eighty-one".