222734777873 has 4 divisors (see below), whose sum is σ = 222740167680. Its totient is φ = 222729388068.

The previous prime is 222734777819. The next prime is 222734777879. The reversal of 222734777873 is 378777437222.

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 222734777873 - 2⁶ = 222734777809 is a prime.

It is a super-2 number, since 2×222734777873² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (222734777879) 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, 2632433 + ... + 2715726.

It is an arithmetic number, because the mean of its divisors is an integer number (55685041920).

Almost surely, 2^222734777873 is an apocalyptic number.

It is an amenable number.

222734777873 is a deficient number, since it is larger than the sum of its proper divisors (5389807).

222734777873 is an equidigital number, since it uses as much as digits as its factorization.

222734777873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5389806.

The product of its digits is 38723328, while the sum is 59.

The spelling of 222734777873 in words is "two hundred twenty-two billion, seven hundred thirty-four million, seven hundred seventy-seven thousand, eight hundred seventy-three".