103111111000 has 32 divisors (see below), whose sum is σ = 241280002080. Its totient is φ = 41244444000.

The previous prime is 103111110997. The next prime is 103111111021. The reversal of 103111111000 is 111111301.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51554556 + ... + 51556555.

It is an arithmetic number, because the mean of its divisors is an integer number (7540000065).

Almost surely, 2^103111111000 is an apocalyptic number.

103111111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103111111000 is an abundant number, since it is smaller than the sum of its proper divisors (138168891080).

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

103111111000 is a wasteful number, since it uses less digits than its factorization.

103111111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103111132 (or 103111118 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 10.

Adding to 103111111000 its reverse (111111301), we get a palindrome (103222222301).

The spelling of 103111111000 in words is "one hundred three billion, one hundred eleven million, one hundred eleven thousand".