103112143400 has 96 divisors (see below), whose sum is σ = 290100450240. Its totient is φ = 33273154560.

The previous prime is 103112143391. The next prime is 103112143429. The reversal of 103112143400 is 4341211301.

It is a super-2 number, since 2×103112143400² (a number of 23 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2142422 + ... + 2190021.

It is an arithmetic number, because the mean of its divisors is an integer number (3021879690).

Almost surely, 2^103112143400 is an apocalyptic number.

103112143400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103112143400 is an abundant number, since it is smaller than the sum of its proper divisors (186988306840).

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

103112143400 is a wasteful number, since it uses less digits than its factorization.

103112143400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4332483 (or 4332474 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 103112143400 its reverse (4341211301), we get a palindrome (107453354701).

The spelling of 103112143400 in words is "one hundred three billion, one hundred twelve million, one hundred forty-three thousand, four hundred".