102140324331040 has 48 divisors (see below), whose sum is σ = 241318356752088. Its totient is φ = 40854124988416.

The previous prime is 102140324330929. The next prime is 102140324331061. The reversal of 102140324331040 is 40133423041201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 91392758721936 + 10747565609104 = 9559956^2 + 3278348^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12388987 + ... + 18914746.

Almost surely, 2^{102140324331040} is an apocalyptic number.

102140324331040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102140324331040 is an abundant number, since it is smaller than the sum of its proper divisors (139178032421048).

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

102140324331040 is a wasteful number, since it uses less digits than its factorization.

102140324331040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31324141 (or 31324133 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 102140324331040 its reverse (40133423041201), we get a palindrome (142273747372241).

The spelling of 102140324331040 in words is "one hundred two trillion, one hundred forty billion, three hundred twenty-four million, three hundred thirty-one thousand, forty".