103043431100 has 36 divisors (see below), whose sum is σ = 236757440304. Its totient is φ = 38792820480.

The previous prime is 103043431067. The next prime is 103043431103. The reversal of 103043431100 is 1134340301.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103043431103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30305192 + ... + 30308591.

It is an arithmetic number, because the mean of its divisors is an integer number (6576595564).

Almost surely, 2^103043431100 is an apocalyptic number.

103043431100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103043431100 is an abundant number, since it is smaller than the sum of its proper divisors (133714009204).

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

103043431100 is a wasteful number, since it uses less digits than its factorization.

103043431100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60613814 (or 60613807 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 103043431100 its reverse (1134340301), we get a palindrome (104177771401).

The spelling of 103043431100 in words is "one hundred three billion, forty-three million, four hundred thirty-one thousand, one hundred".