222100012202 has 4 divisors (see below), whose sum is σ = 333150018306. Its totient is φ = 111050006100.

The previous prime is 222100012193. The next prime is 222100012237. The reversal of 222100012202 is 202210001222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 202210001222 = 2 ⋅101105000611.

It can be written as a sum of positive squares in only one way, i.e., 154245493081 + 67854519121 = 392741^2 + 260489^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55525003049 + ... + 55525003052.

Almost surely, 2^222100012202 is an apocalyptic number.

222100012202 is a deficient number, since it is larger than the sum of its proper divisors (111050006104).

222100012202 is a wasteful number, since it uses less digits than its factorization.

222100012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111050006103.

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

Adding to 222100012202 its reverse (202210001222), we get a palindrome (424310013424).

It can be divided in two parts, 22210001220 and 2, that added together give a palindrome (22210001222).

The spelling of 222100012202 in words is "two hundred twenty-two billion, one hundred million, twelve thousand, two hundred two".