102055213177140 has 48 divisors (see below), whose sum is σ = 285863125480128. Its totient is φ = 27204387458304.

The previous prime is 102055213177139. The next prime is 102055213177153. The reversal of 102055213177140 is 41771312550201.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 322842442 + ... + 323158401.

It is an arithmetic number, because the mean of its divisors is an integer number (5955481780836).

Almost surely, 2^{102055213177140} is an apocalyptic number.

102055213177140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102055213177140 is an abundant number, since it is smaller than the sum of its proper divisors (183807912302988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102055213177140 is a wasteful number, since it uses less digits than its factorization.

102055213177140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646003488 (or 646003486 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 39.

The spelling of 102055213177140 in words is "one hundred two trillion, fifty-five billion, two hundred thirteen million, one hundred seventy-seven thousand, one hundred forty".