203031312119 has 8 divisors (see below), whose sum is σ = 212312430720. Its totient is φ = 193787999416.

The previous prime is 203031312047. The next prime is 203031312131. The reversal of 203031312119 is 911213130302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 203031312119 - 2⁸ = 203031311863 is a prime.

It is a super-2 number, since 2×203031312119² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203031312139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9440489 + ... + 9461970.

It is an arithmetic number, because the mean of its divisors is an integer number (26539053840).

Almost surely, 2^203031312119 is an apocalyptic number.

203031312119 is a deficient number, since it is larger than the sum of its proper divisors (9281118601).

203031312119 is a wasteful number, since it uses less digits than its factorization.

203031312119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18902949.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 203031312119 in words is "two hundred three billion, thirty-one million, three hundred twelve thousand, one hundred nineteen".