100201002122 has 24 divisors (see below), whose sum is σ = 162959749056. Its totient is φ = 46187730576.

The previous prime is 100201002079. The next prime is 100201002127. The reversal of 100201002122 is 221200102001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (100201002127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77663 + ... + 454349.

It is an arithmetic number, because the mean of its divisors is an integer number (6789989544).

Almost surely, 2^100201002122 is an apocalyptic number.

100201002122 is a deficient number, since it is larger than the sum of its proper divisors (62758746934).

100201002122 is a wasteful number, since it uses less digits than its factorization.

100201002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377502 (or 377489 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100201002122 its reverse (221200102001), we get a palindrome (321401104123).

The spelling of 100201002122 in words is "one hundred billion, two hundred one million, two thousand, one hundred twenty-two".