222338826612 has 192 divisors, whose sum is σ = 679001559040. Its totient is φ = 61587879552.

The previous prime is 222338826553. The next prime is 222338826643. The reversal of 222338826612 is 216628833222.

It is a happy number.

222338826612 is a `hidden beast` number, since 2 + 2 + 2 + 3 + 3 + 8 + 8 + 26 + 612 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7902033 + ... + 7930119.

Almost surely, 2^222338826612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222338826612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (339500779520).

222338826612 is an abundant number, since it is smaller than the sum of its proper divisors (456662732428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222338826612 is a wasteful number, since it uses less digits than its factorization.

222338826612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28427 (or 28419 counting only the distinct ones).

The product of its digits is 663552, while the sum is 45.

It can be divided in two parts, 2223388 and 26612, that added together give a square (2250000 = 1500²).

The spelling of 222338826612 in words is "two hundred twenty-two billion, three hundred thirty-eight million, eight hundred twenty-six thousand, six hundred twelve".