88221405601523 has 2 divisors, whose sum is σ = 88221405601524. Its totient is φ = 88221405601522.

The previous prime is 88221405601519. The next prime is 88221405601559. The reversal of 88221405601523 is 32510650412288.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88221405601523 - 2² = 88221405601519 is a prime.

It is a super-2 number, since 2×88221405601523² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (88221405601123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44110702800761 + 44110702800762.

It is an arithmetic number, because the mean of its divisors is an integer number (44110702800762).

Almost surely, 2^{88221405601523} is an apocalyptic number.

88221405601523 is a deficient number, since it is larger than the sum of its proper divisors (1).

88221405601523 is an equidigital number, since it uses as much as digits as its factorization.

88221405601523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 921600, while the sum is 47.

The spelling of 88221405601523 in words is "eighty-eight trillion, two hundred twenty-one billion, four hundred five million, six hundred one thousand, five hundred twenty-three".