102221371273719 has 24 divisors (see below), whose sum is σ = 144649750181760. Its totient is φ = 64200190716432.

The previous prime is 102221371273711. The next prime is 102221371273811. The reversal of 102221371273719 is 917372173122201.

It is not a de Polignac number, because 102221371273719 - 2³ = 102221371273711 is a prime.

It is a super-2 number, since 2×102221371273719² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102221371273711) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 263457627 + ... + 263845340.

It is an arithmetic number, because the mean of its divisors is an integer number (6027072924240).

Almost surely, 2^{102221371273719} is an apocalyptic number.

102221371273719 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

102221371273719 is a deficient number, since it is larger than the sum of its proper divisors (42428378908041).

102221371273719 is a wasteful number, since it uses less digits than its factorization.

102221371273719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527303187 (or 527303168 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 48.

The spelling of 102221371273719 in words is "one hundred two trillion, two hundred twenty-one billion, three hundred seventy-one million, two hundred seventy-three thousand, seven hundred nineteen".