222312011010 has 64 divisors (see below), whose sum is σ = 548825687424. Its totient is φ = 57590784000.

The previous prime is 222312010969. The next prime is 222312011081. The reversal of 222312011010 is 10110213222.

It is a super-2 number, since 2×222312011010² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 555285 + ... + 867735.

It is an arithmetic number, because the mean of its divisors is an integer number (8575401366).

Almost surely, 2^222312011010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222312011010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274412843712).

222312011010 is an abundant number, since it is smaller than the sum of its proper divisors (326513676414).

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

222312011010 is a wasteful number, since it uses less digits than its factorization.

222312011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313139.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 222312011010 its reverse (10110213222), we get a palindrome (232422224232).

The spelling of 222312011010 in words is "two hundred twenty-two billion, three hundred twelve million, eleven thousand, ten".