100612122 has 24 divisors (see below), whose sum is σ = 217895904. Its totient is φ = 30957264.

The previous prime is 100612111. The next prime is 100612153. The reversal of 100612122 is 221216001.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48598 + ... + 50625.

It is an arithmetic number, because the mean of its divisors is an integer number (9078996).

Almost surely, 2^100612122 is an apocalyptic number.

100612122 is an abundant number, since it is smaller than the sum of its proper divisors (117283782).

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

100612122 is a wasteful number, since it uses less digits than its factorization.

100612122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99254 (or 99241 counting only the distinct ones).

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

The square root of 100612122 is about 10030.5594061348. The cubic root of 100612122 is about 465.1040303723.

Adding to 100612122 its reverse (221216001), we get a palindrome (321828123).

The spelling of 100612122 in words is "one hundred million, six hundred twelve thousand, one hundred twenty-two".