222346643222 has 64 divisors (see below), whose sum is σ = 381363240960. Its totient is φ = 96310317600.

The previous prime is 222346643153. The next prime is 222346643231.

222346643222 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12565193 + ... + 12582875.

It is an arithmetic number, because the mean of its divisors is an integer number (5958800640).

Almost surely, 2^222346643222 is an apocalyptic number.

222346643222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222346643222 is a deficient number, since it is larger than the sum of its proper divisors (159016597738).

222346643222 is a wasteful number, since it uses less digits than its factorization.

222346643222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18009.

The product of its digits is 331776, while the sum is 38.

It can be divided in two parts, 222346 and 643222, that added together give a palindrome (865568).

The spelling of 222346643222 in words is "two hundred twenty-two billion, three hundred forty-six million, six hundred forty-three thousand, two hundred twenty-two".