103121124 has 24 divisors (see below), whose sum is σ = 241315200. Its totient is φ = 34273824.

The previous prime is 103121089. The next prime is 103121131. The reversal of 103121124 is 421121301.

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, 8124 + ... + 16499.

It is an arithmetic number, because the mean of its divisors is an integer number (10054800).

Almost surely, 2^103121124 is an apocalyptic number.

It is an amenable number.

103121124 is an abundant number, since it is smaller than the sum of its proper divisors (138194076).

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

103121124 is a wasteful number, since it uses less digits than its factorization.

103121124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24979 (or 24977 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 103121124 is about 10154.8571629541. The cubic root of 103121124 is about 468.9384886058.

Adding to 103121124 its reverse (421121301), we get a palindrome (524242425).

It can be divided in two parts, 1031 and 21124, that added together give a triangular number (22155 = T₂₁₀).

The spelling of 103121124 in words is "one hundred three million, one hundred twenty-one thousand, one hundred twenty-four".