222210121110 has 16 divisors (see below), whose sum is σ = 533304290736. Its totient is φ = 59256032288.

The previous prime is 222210121093. The next prime is 222210121123. The reversal of 222210121110 is 11121012222.

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

It is a self number, because there is not a number n which added to its sum of digits gives 222210121110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3703501989 + ... + 3703502048.

It is an arithmetic number, because the mean of its divisors is an integer number (33331518171).

Almost surely, 2^222210121110 is an apocalyptic number.

222210121110 is an abundant number, since it is smaller than the sum of its proper divisors (311094169626).

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

222210121110 is a wasteful number, since it uses less digits than its factorization.

222210121110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7407004047.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222210121110 its reverse (11121012222), we get a palindrome (233331133332).

The spelling of 222210121110 in words is "two hundred twenty-two billion, two hundred ten million, one hundred twenty-one thousand, one hundred ten".