100102201002 has 24 divisors (see below), whose sum is σ = 224920995936. Its totient is φ = 33367400172.

The previous prime is 100102200949. The next prime is 100102201021. The reversal of 100102201002 is 200102201001.

It is a Harshad number since it is a multiple of its sum of digits (9).

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, 102985318 + ... + 102986289.

It is an arithmetic number, because the mean of its divisors is an integer number (9371708164).

Almost surely, 2^100102201002 is an apocalyptic number.

100102201002 is an abundant number, since it is smaller than the sum of its proper divisors (124818794934).

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

100102201002 is an equidigital number, since it uses as much as digits as its factorization.

100102201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205971624 (or 205971612 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 100102201002 its reverse (200102201001), we get a palindrome (300204402003).

Subtracting 100102201002 from its reverse (200102201001), we obtain a palindrome (99999999999).

The spelling of 100102201002 in words is "one hundred billion, one hundred two million, two hundred one thousand, two".