103256120 has 32 divisors (see below), whose sum is σ = 253447920. Its totient is φ = 37547520.

The previous prime is 103256119. The next prime is 103256173. The reversal of 103256120 is 21652301.

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

It is a junction number, because it is equal to n+sod(n) for n = 103256092 and 103256101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116897 + ... + 117776.

Almost surely, 2^103256120 is an apocalyptic number.

103256120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103256120 is an abundant number, since it is smaller than the sum of its proper divisors (150191800).

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

103256120 is a wasteful number, since it uses less digits than its factorization.

103256120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234695 (or 234691 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 103256120 is about 10161.5018575012. The cubic root of 103256120 is about 469.1430287093.

The spelling of 103256120 in words is "one hundred three million, two hundred fifty-six thousand, one hundred twenty".