222102221221110 has 32 divisors (see below), whose sum is σ = 533045804970240. Its totient is φ = 59227206321248.

The previous prime is 222102221221043. The next prime is 222102221221147. The reversal of 222102221221110 is 11122122201222.

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, 40596919 + ... + 45741821.

It is an arithmetic number, because the mean of its divisors is an integer number (16657681405320).

Almost surely, 2^{222102221221110} is an apocalyptic number.

222102221221110 is an abundant number, since it is smaller than the sum of its proper divisors (310943583749130).

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

222102221221110 is a wasteful number, since it uses less digits than its factorization.

222102221221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6583892.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 222102221221110 its reverse (11122122201222), we get a palindrome (233224343422332).

The spelling of 222102221221110 in words is "two hundred twenty-two trillion, one hundred two billion, two hundred twenty-one million, two hundred twenty-one thousand, one hundred ten".