222221032123310 has 32 divisors (see below), whose sum is σ = 440597816934912. Its totient is φ = 80023107768480.

The previous prime is 222221032123309. The next prime is 222221032123331. The reversal of 222221032123310 is 13321230122222.

It is a super-2 number, since 2×222221032123310² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222221032123310.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9806742074 + ... + 9806764733.

It is an arithmetic number, because the mean of its divisors is an integer number (13768681779216).

Almost surely, 2^{222221032123310} is an apocalyptic number.

222221032123310 is a deficient number, since it is larger than the sum of its proper divisors (218376784811602).

222221032123310 is a wasteful number, since it uses less digits than its factorization.

222221032123310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19613506928.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 222221032123310 its reverse (13321230122222), we get a palindrome (235542262245532).

The spelling of 222221032123310 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, thirty-two million, one hundred twenty-three thousand, three hundred ten".