222251422052 has 36 divisors (see below), whose sum is σ = 429301528320. Its totient is φ = 100600629360.

The previous prime is 222251422051. The next prime is 222251422069. The reversal of 222251422052 is 250224152222.

It is not an unprimeable number, because it can be changed into a prime (222251422051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 844988 + ... + 1076339.

Almost surely, 2^222251422052 is an apocalyptic number.

222251422052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

222251422052 is a deficient number, since it is larger than the sum of its proper divisors (207050106268).

222251422052 is a wasteful number, since it uses less digits than its factorization.

222251422052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1921592 (or 1921579 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 222251422052 its reverse (250224152222), we get a palindrome (472475574274).

The spelling of 222251422052 in words is "two hundred twenty-two billion, two hundred fifty-one million, four hundred twenty-two thousand, fifty-two".