100212012202 has 4 divisors (see below), whose sum is σ = 150318018306. Its totient is φ = 50106006100.

The previous prime is 100212012181. The next prime is 100212012281. The reversal of 100212012202 is 202210212001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 99521951841 + 690060361 = 315471^2 + 26269^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25053003049 + ... + 25053003052.

Almost surely, 2^100212012202 is an apocalyptic number.

100212012202 is a deficient number, since it is larger than the sum of its proper divisors (50106006104).

100212012202 is an equidigital number, since it uses as much as digits as its factorization.

100212012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50106006103.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100212012202 its reverse (202210212001), we get a palindrome (302422224203).

The spelling of 100212012202 in words is "one hundred billion, two hundred twelve million, twelve thousand, two hundred two".