203135615216140 has 24 divisors (see below), whose sum is σ = 426606200167392. Its totient is φ = 81250168331520.

The previous prime is 203135615216137. The next prime is 203135615216153. The reversal of 203135615216140 is 41612516531302.

It is a junction number, because it is equal to n+sod(n) for n = 203135615216093 and 203135615216102.

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, 254451181 + ... + 255248260.

It is an arithmetic number, because the mean of its divisors is an integer number (17775258340308).

Almost surely, 2^{203135615216140} is an apocalyptic number.

203135615216140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203135615216140 is an abundant number, since it is smaller than the sum of its proper divisors (223470584951252).

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

203135615216140 is a wasteful number, since it uses less digits than its factorization.

203135615216140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509719377 (or 509719375 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 203135615216140 in words is "two hundred three trillion, one hundred thirty-five billion, six hundred fifteen million, two hundred sixteen thousand, one hundred forty".