101100103203 has 72 divisors (see below), whose sum is σ = 156112165440. Its totient is φ = 58146888800.

The previous prime is 101100103199. The next prime is 101100103217. The reversal of 101100103203 is 302301001101.

It is not a de Polignac number, because 101100103203 - 2² = 101100103199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101100103003) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 25153528 + ... + 25157546.

It is an arithmetic number, because the mean of its divisors is an integer number (2168224520).

Almost surely, 2^101100103203 is an apocalyptic number.

101100103203 is a deficient number, since it is larger than the sum of its proper divisors (55012062237).

101100103203 is a wasteful number, since it uses less digits than its factorization.

101100103203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4221 (or 4187 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 101100103203 its reverse (302301001101), we get a palindrome (403401104304).

The spelling of 101100103203 in words is "one hundred one billion, one hundred million, one hundred three thousand, two hundred three".