222112212421310 has 32 divisors (see below), whose sum is σ = 417186036748800. Its totient is φ = 84981786946848.

The previous prime is 222112212421289. The next prime is 222112212421321. The reversal of 222112212421310 is 13124212211222.

It is a super-2 number, since 2×222112212421310² (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 222112212421310.

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, 77856569 + ... + 80658971.

It is an arithmetic number, because the mean of its divisors is an integer number (13037063648400).

Almost surely, 2^{222112212421310} is an apocalyptic number.

222112212421310 is a deficient number, since it is larger than the sum of its proper divisors (195073824327490).

222112212421310 is a wasteful number, since it uses less digits than its factorization.

222112212421310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3147032.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 222112212421310 its reverse (13124212211222), we get a palindrome (235236424632532).

The spelling of 222112212421310 in words is "two hundred twenty-two trillion, one hundred twelve billion, two hundred twelve million, four hundred twenty-one thousand, three hundred ten".