22514231152381 has 2 divisors, whose sum is σ = 22514231152382. Its totient is φ = 22514231152380.

The previous prime is 22514231152349. The next prime is 22514231152459. The reversal of 22514231152381 is 18325113241522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22006503649881 + 507727502500 = 4691109^2 + 712550^2 .

It is a cyclic number.

It is not a de Polignac number, because 22514231152381 - 2⁵ = 22514231152349 is a prime.

It is a super-2 number, since 2×22514231152381² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22514231152781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11257115576190 + 11257115576191.

It is an arithmetic number, because the mean of its divisors is an integer number (11257115576191).

Almost surely, 2^{22514231152381} is an apocalyptic number.

It is an amenable number.

22514231152381 is a deficient number, since it is larger than the sum of its proper divisors (1).

22514231152381 is an equidigital number, since it uses as much as digits as its factorization.

22514231152381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 115200, while the sum is 40.

The spelling of 22514231152381 in words is "twenty-two trillion, five hundred fourteen billion, two hundred thirty-one million, one hundred fifty-two thousand, three hundred eighty-one".