100220423202 has 16 divisors (see below), whose sum is σ = 222712051680. Its totient is φ = 33406807716.

The previous prime is 100220423197. The next prime is 100220423209. The reversal of 100220423202 is 202324022001.

100220423202 is a `hidden beast` number, since 1 + 0 + 0 + 220 + 423 + 20 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (100220423209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 927966828 + ... + 927966935.

It is an arithmetic number, because the mean of its divisors is an integer number (13919503230).

Almost surely, 2^100220423202 is an apocalyptic number.

100220423202 is an abundant number, since it is smaller than the sum of its proper divisors (122491628478).

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

100220423202 is a wasteful number, since it uses less digits than its factorization.

100220423202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855933774 (or 1855933768 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 100220423202 its reverse (202324022001), we get a palindrome (302544445203).

The spelling of 100220423202 in words is "one hundred billion, two hundred twenty million, four hundred twenty-three thousand, two hundred two".