222779977222 has 32 divisors (see below), whose sum is σ = 365217717024. Its totient is φ = 101078054400.

The previous prime is 222779977207. The next prime is 222779977261.

222779977222 is nontrivially palindromic in base 10.

222779977222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42569518 + ... + 42574750.

It is an arithmetic number, because the mean of its divisors is an integer number (11413053657).

Almost surely, 2^222779977222 is an apocalyptic number.

222779977222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222779977222 is a deficient number, since it is larger than the sum of its proper divisors (142437739802).

222779977222 is a wasteful number, since it uses less digits than its factorization.

222779977222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8424.

The product of its digits is 12446784, while the sum is 58.

The spelling of 222779977222 in words is "two hundred twenty-two billion, seven hundred seventy-nine million, nine hundred seventy-seven thousand, two hundred twenty-two".