222112111021010 has 32 divisors (see below), whose sum is σ = 456926321037312. Its totient is φ = 76151060717760.

The previous prime is 222112111020953. The next prime is 222112111021037. The reversal of 222112111021010 is 10120111211222.

It is a super-2 number, since 2×222112111021010² (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 222112111021010.

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, 31416722 + ... + 37831661.

It is an arithmetic number, because the mean of its divisors is an integer number (14278947532416).

Almost surely, 2^{222112111021010} is an apocalyptic number.

222112111021010 is an abundant number, since it is smaller than the sum of its proper divisors (234814210016302).

222112111021010 is a wasteful number, since it uses less digits than its factorization.

222112111021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69294218.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 222112111021010 its reverse (10120111211222), we get a palindrome (232232222232232).

The spelling of 222112111021010 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred eleven million, twenty-one thousand, ten".