201431455315102 has 32 divisors (see below), whose sum is σ = 305545221558720. Its totient is φ = 99586053638400.

The previous prime is 201431455315091. The next prime is 201431455315217. The reversal of 201431455315102 is 201513554134102.

It is a super-2 number, since 2×201431455315102² (a number of 29 digits) contains 22 as substring.

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, 1641690468 + ... + 1641813160.

It is an arithmetic number, because the mean of its divisors is an integer number (9548288173710).

Almost surely, 2^{201431455315102} is an apocalyptic number.

201431455315102 is a deficient number, since it is larger than the sum of its proper divisors (104113766243618).

201431455315102 is a wasteful number, since it uses less digits than its factorization.

201431455315102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134868.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 201431455315102 in words is "two hundred one trillion, four hundred thirty-one billion, four hundred fifty-five million, three hundred fifteen thousand, one hundred two".