103512122 has 32 divisors (see below), whose sum is σ = 180835200. Its totient is φ = 43524288.

The previous prime is 103512113. The next prime is 103512163. The reversal of 103512122 is 221215301.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 103512122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 265904 + ... + 266292.

It is an arithmetic number, because the mean of its divisors is an integer number (5651100).

Almost surely, 2^103512122 is an apocalyptic number.

103512122 is a deficient number, since it is larger than the sum of its proper divisors (77323078).

103512122 is a wasteful number, since it uses less digits than its factorization.

103512122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 103512122 is about 10174.0907210423. The cubic root of 103512122 is about 469.5304228077.

Adding to 103512122 its reverse (221215301), we get a palindrome (324727423).

The spelling of 103512122 in words is "one hundred three million, five hundred twelve thousand, one hundred twenty-two".