203901190102 has 8 divisors (see below), whose sum is σ = 305854902936. Its totient is φ = 101949555792.

The previous prime is 203901190069. The next prime is 203901190123. The reversal of 203901190102 is 201091109302.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245448 + ... + 684139.

It is an arithmetic number, because the mean of its divisors is an integer number (38231862867).

Almost surely, 2^203901190102 is an apocalyptic number.

203901190102 is a deficient number, since it is larger than the sum of its proper divisors (101953712834).

203901190102 is a wasteful number, since it uses less digits than its factorization.

203901190102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039262.

The product of its (nonzero) digits is 972, while the sum is 28.

Adding to 203901190102 its reverse (201091109302), we get a palindrome (404992299404).

The spelling of 203901190102 in words is "two hundred three billion, nine hundred one million, one hundred ninety thousand, one hundred two".