100522172002 has 24 divisors (see below), whose sum is σ = 175574256156. Its totient is φ = 43038360288.

The previous prime is 100522171921. The next prime is 100522172017. The reversal of 100522172002 is 200271225001.

It can be written as a sum of positive squares in 2 ways, for example, as 65362546921 + 35159625081 = 255661^2 + 187509^2 .

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, 407013 + ... + 605560.

Almost surely, 2^100522172002 is an apocalyptic number.

100522172002 is a deficient number, since it is larger than the sum of its proper divisors (75052084154).

100522172002 is a wasteful number, since it uses less digits than its factorization.

100522172002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013602 (or 1013595 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

Adding to 100522172002 its reverse (200271225001), we get a palindrome (300793397003).

The spelling of 100522172002 in words is "one hundred billion, five hundred twenty-two million, one hundred seventy-two thousand, two".