100222120202 has 4 divisors (see below), whose sum is σ = 150333180306. Its totient is φ = 50111060100.

The previous prime is 100222120181. The next prime is 100222120223. The reversal of 100222120202 is 202021222001.

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

It is an interprime number because it is at equal distance from previous prime (100222120181) and next prime (100222120223).

It can be written as a sum of positive squares in only one way, i.e., 61255755001 + 38966365201 = 247499^2 + 197399^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25055530049 + ... + 25055530052.

Almost surely, 2^100222120202 is an apocalyptic number.

100222120202 is a deficient number, since it is larger than the sum of its proper divisors (50111060104).

100222120202 is an equidigital number, since it uses as much as digits as its factorization.

100222120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50111060103.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 100222120202 its reverse (202021222001), we get a palindrome (302243342203).

The spelling of 100222120202 in words is "one hundred billion, two hundred twenty-two million, one hundred twenty thousand, two hundred two".