203130111302 has 16 divisors (see below), whose sum is σ = 309320020032. Its totient is φ = 100024194600.

The previous prime is 203130111299. The next prime is 203130111307. The reversal of 203130111302 is 203111031302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203130111307) 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, 355733 + ... + 729935.

It is an arithmetic number, because the mean of its divisors is an integer number (19332501252).

Almost surely, 2^203130111302 is an apocalyptic number.

203130111302 is a deficient number, since it is larger than the sum of its proper divisors (106189908730).

203130111302 is a wasteful number, since it uses less digits than its factorization.

203130111302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378323.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 203130111302 its reverse (203111031302), we get a palindrome (406241142604).

It can be divided in two parts, 203130 and 111302, that added together give a cube (314432 = 68³).

The spelling of 203130111302 in words is "two hundred three billion, one hundred thirty million, one hundred eleven thousand, three hundred two".