100012100202 has 48 divisors (see below), whose sum is σ = 247753763712. Its totient is φ = 28562798880.

The previous prime is 100012100173. The next prime is 100012100203. The reversal of 100012100202 is 202001210001.

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

It is not an unprimeable number, because it can be changed into a prime (100012100203) 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 23 ways as a sum of consecutive naturals, for example, 133323 + ... + 466689.

It is an arithmetic number, because the mean of its divisors is an integer number (5161536744).

Almost surely, 2^100012100202 is an apocalyptic number.

100012100202 is an abundant number, since it is smaller than the sum of its proper divisors (147741663510).

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

100012100202 is a wasteful number, since it uses less digits than its factorization.

100012100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335763 (or 335760 counting only the distinct ones).

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

Adding to 100012100202 its reverse (202001210001), we get a palindrome (302013310203).

The spelling of 100012100202 in words is "one hundred billion, twelve million, one hundred thousand, two hundred two".