102134105155445 has 16 divisors (see below), whose sum is σ = 135313706025792. Its totient is φ = 73384417282560.

The previous prime is 102134105155417. The next prime is 102134105155451. The reversal of 102134105155445 is 544551501431201.

It is not a de Polignac number, because 102134105155445 - 2¹⁰ = 102134105154421 is a prime.

It is a super-2 number, since 2×102134105155445² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11186644412 + ... + 11186653541.

It is an arithmetic number, because the mean of its divisors is an integer number (8457106626612).

Almost surely, 2^{102134105155445} is an apocalyptic number.

It is an amenable number.

102134105155445 is a deficient number, since it is larger than the sum of its proper divisors (33179600870347).

102134105155445 is a wasteful number, since it uses less digits than its factorization.

102134105155445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22373298052.

The product of its (nonzero) digits is 240000, while the sum is 41.

Adding to 102134105155445 its reverse (544551501431201), we get a palindrome (646685606586646).

The spelling of 102134105155445 in words is "one hundred two trillion, one hundred thirty-four billion, one hundred five million, one hundred fifty-five thousand, four hundred forty-five".