222244242051 has 32 divisors (see below), whose sum is σ = 320175535680. Its totient is φ = 136313823744.

The previous prime is 222244242047. The next prime is 222244242061. The reversal of 222244242051 is 150242442222.

It is not a de Polignac number, because 222244242051 - 2² = 222244242047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222244242061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24223501 + ... + 24232673.

It is an arithmetic number, because the mean of its divisors is an integer number (10005485490).

Almost surely, 2^222244242051 is an apocalyptic number.

222244242051 is a deficient number, since it is larger than the sum of its proper divisors (97931293629).

222244242051 is a wasteful number, since it uses less digits than its factorization.

222244242051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11175.

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 222244242051 its reverse (150242442222), we get a palindrome (372486684273).

The spelling of 222244242051 in words is "two hundred twenty-two billion, two hundred forty-four million, two hundred forty-two thousand, fifty-one".