100122572 has 12 divisors (see below), whose sum is σ = 191143176. Its totient is φ = 45510240.

The previous prime is 100122563. The next prime is 100122599. The reversal of 100122572 is 275221001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1137713 + ... + 1137800.

It is an arithmetic number, because the mean of its divisors is an integer number (15928598).

Almost surely, 2^100122572 is an apocalyptic number.

It is an amenable number.

100122572 is a deficient number, since it is larger than the sum of its proper divisors (91020604).

100122572 is a wasteful number, since it uses less digits than its factorization.

100122572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275528 (or 2275526 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 100122572 is about 10006.1267231632. The cubic root of 100122572 is about 464.3484488731.

Adding to 100122572 its reverse (275221001), we get a palindrome (375343573).

The spelling of 100122572 in words is "one hundred million, one hundred twenty-two thousand, five hundred seventy-two".