102504122 has 16 divisors (see below), whose sum is σ = 178701120. Its totient is φ = 43185408.

The previous prime is 102504121. The next prime is 102504163. The reversal of 102504122 is 221405201.

It is a self number, because there is not a number n which added to its sum of digits gives 102504122.

It is not an unprimeable number, because it can be changed into a prime (102504121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61223 + ... + 62874.

It is an arithmetic number, because the mean of its divisors is an integer number (11168820).

Almost surely, 2^102504122 is an apocalyptic number.

102504122 is a deficient number, since it is larger than the sum of its proper divisors (76196998).

102504122 is a wasteful number, since it uses less digits than its factorization.

102504122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124165.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 102504122 is about 10124.4319346816. The cubic root of 102504122 is about 468.0013544900.

Adding to 102504122 its reverse (221405201), we get a palindrome (323909323).

The spelling of 102504122 in words is "one hundred two million, five hundred four thousand, one hundred twenty-two".