222331322010 has 64 divisors (see below), whose sum is σ = 610036531200. Its totient is φ = 50800798272.

The previous prime is 222331322009. The next prime is 222331322029. The reversal of 222331322010 is 10223133222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 420721 + ... + 788459.

It is an arithmetic number, because the mean of its divisors is an integer number (9531820800).

Almost surely, 2^222331322010 is an apocalyptic number.

222331322010 is an abundant number, since it is smaller than the sum of its proper divisors (387705209190).

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

222331322010 is a wasteful number, since it uses less digits than its factorization.

222331322010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370635.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 222331322010 its reverse (10223133222), we get a palindrome (232554455232).

The spelling of 222331322010 in words is "two hundred twenty-two billion, three hundred thirty-one million, three hundred twenty-two thousand, ten".