100202222 has 4 divisors (see below), whose sum is σ = 150303336. Its totient is φ = 50101110.

The previous prime is 100202213. The next prime is 100202243. The reversal of 100202222 is 222202001.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 25050554 + ... + 25050557.

It is an arithmetic number, because the mean of its divisors is an integer number (37575834).

Almost surely, 2^100202222 is an apocalyptic number.

100202222 is a deficient number, since it is larger than the sum of its proper divisors (50101114).

100202222 is an equidigital number, since it uses as much as digits as its factorization.

100202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50101113.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 100202222 is about 10010.1059934448. The cubic root of 100202222 is about 464.4715498215.

Adding to 100202222 its reverse (222202001), we get a palindrome (322404223).

The spelling of 100202222 in words is "one hundred million, two hundred two thousand, two hundred twenty-two".