22312101311287 has 2 divisors, whose sum is σ = 22312101311288. Its totient is φ = 22312101311286.

The previous prime is 22312101311221. The next prime is 22312101311309. The reversal of 22312101311287 is 78211310121322.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22312101311287 is a prime.

It is a super-3 number, since 3×22312101311287³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22312101411287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11156050655643 + 11156050655644.

It is an arithmetic number, because the mean of its divisors is an integer number (11156050655644).

Almost surely, 2^{22312101311287} is an apocalyptic number.

22312101311287 is a deficient number, since it is larger than the sum of its proper divisors (1).

22312101311287 is an equidigital number, since it uses as much as digits as its factorization.

22312101311287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 34.

The spelling of 22312101311287 in words is "twenty-two trillion, three hundred twelve billion, one hundred one million, three hundred eleven thousand, two hundred eighty-seven".