22261007101687 has 2 divisors, whose sum is σ = 22261007101688. Its totient is φ = 22261007101686.

The previous prime is 22261007101681. The next prime is 22261007101691. The reversal of 22261007101687 is 78610170016222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22261007101687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22261007101681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11130503550843 + 11130503550844.

It is an arithmetic number, because the mean of its divisors is an integer number (11130503550844).

Almost surely, 2^{22261007101687} is an apocalyptic number.

22261007101687 is a deficient number, since it is larger than the sum of its proper divisors (1).

22261007101687 is an equidigital number, since it uses as much as digits as its factorization.

22261007101687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 43.

The spelling of 22261007101687 in words is "twenty-two trillion, two hundred sixty-one billion, seven million, one hundred one thousand, six hundred eighty-seven".