102412513225155 has 64 divisors (see below), whose sum is σ = 188541788092416. Its totient is φ = 46498959360000.

The previous prime is 102412513225111. The next prime is 102412513225177. The reversal of 102412513225155 is 551522315214201.

It is not a de Polignac number, because 102412513225155 - 2⁷ = 102412513225027 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 90460995 + ... + 91586115.

It is an arithmetic number, because the mean of its divisors is an integer number (2945965438944).

Almost surely, 2^{102412513225155} is an apocalyptic number.

102412513225155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

102412513225155 is a deficient number, since it is larger than the sum of its proper divisors (86129274867261).

102412513225155 is a wasteful number, since it uses less digits than its factorization.

102412513225155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131028.

The product of its (nonzero) digits is 120000, while the sum is 39.

Adding to 102412513225155 its reverse (551522315214201), we get a palindrome (653934828439356).

The spelling of 102412513225155 in words is "one hundred two trillion, four hundred twelve billion, five hundred thirteen million, two hundred twenty-five thousand, one hundred fifty-five".