103112311100 has 36 divisors (see below), whose sum is σ = 223804951608. Its totient is φ = 41235480000.

The previous prime is 103112311091. The next prime is 103112311121. The reversal of 103112311100 is 1113211301.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 329270 + ... + 560930.

Almost surely, 2^103112311100 is an apocalyptic number.

103112311100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103112311100 is an abundant number, since it is smaller than the sum of its proper divisors (120692640508).

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

103112311100 is a wasteful number, since it uses less digits than its factorization.

103112311100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236126 (or 236119 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 103112311100 its reverse (1113211301), we get a palindrome (104225522401).

The spelling of 103112311100 in words is "one hundred three billion, one hundred twelve million, three hundred eleven thousand, one hundred".