102403131010 has 32 divisors (see below), whose sum is σ = 184699148400. Its totient is φ = 40878336000.

The previous prime is 102403130983. The next prime is 102403131023. The reversal of 102403131010 is 10131304201.

It can be written as a sum of positive squares in 8 ways, for example, as 26332526529 + 76070604481 = 162273^2 + 275809^2 .

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, 12041760 + ... + 12050260.

Almost surely, 2^102403131010 is an apocalyptic number.

102403131010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102403131010 is a deficient number, since it is larger than the sum of its proper divisors (82296017390).

102403131010 is a wasteful number, since it uses less digits than its factorization.

102403131010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10806.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 102403131010 its reverse (10131304201), we get a palindrome (112534435211).

The spelling of 102403131010 in words is "one hundred two billion, four hundred three million, one hundred thirty-one thousand, ten".