222772244712101 has 4 divisors (see below), whose sum is σ = 254596851099552. Its totient is φ = 190947638324652.

The previous prime is 222772244712077. The next prime is 222772244712151. The reversal of 222772244712101 is 101217442277222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222772244712101 - 2²² = 222772240517797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222772244712151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15912303193715 + ... + 15912303193728.

It is an arithmetic number, because the mean of its divisors is an integer number (63649212774888).

Almost surely, 2^{222772244712101} is an apocalyptic number.

It is an amenable number.

222772244712101 is a deficient number, since it is larger than the sum of its proper divisors (31824606387451).

222772244712101 is an equidigital number, since it uses as much as digits as its factorization.

222772244712101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31824606387450.

The product of its (nonzero) digits is 351232, while the sum is 44.

Adding to 222772244712101 its reverse (101217442277222), we get a palindrome (323989686989323).

The spelling of 222772244712101 in words is "two hundred twenty-two trillion, seven hundred seventy-two billion, two hundred forty-four million, seven hundred twelve thousand, one hundred one".