12010100202 has 40 divisors (see below), whose sum is σ = 27188994756. Its totient is φ = 3962089728.

The previous prime is 12010100191. The next prime is 12010100243. The reversal of 12010100202 is 20200101021.

It can be written as a sum of positive squares in 2 ways, for example, as 10785030201 + 1225070001 = 103851^2 + 35001^2 .

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 19 ways as a sum of consecutive naturals, for example, 366433 + ... + 397860.

Almost surely, 2^12010100202 is an apocalyptic number.

12010100202 is an abundant number, since it is smaller than the sum of its proper divisors (15178894554).

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

12010100202 is an equidigital number, since it uses as much as digits as its factorization.

12010100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764404 (or 764395 counting only the distinct ones).

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

Adding to 12010100202 its reverse (20200101021), we get a palindrome (32210201223).

The spelling of 12010100202 in words is "twelve billion, ten million, one hundred thousand, two hundred two".