222210222022110 has 64 divisors (see below), whose sum is σ = 614143497014784. Its totient is φ = 50403191030400.

The previous prime is 222210222022091. The next prime is 222210222022183. The reversal of 222210222022110 is 11220222012222.

It is a super-2 number, since 2×222210222022110² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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, 4038689721 + ... + 4038744740.

It is an arithmetic number, because the mean of its divisors is an integer number (9595992140856).

Almost surely, 2^{222210222022110} is an apocalyptic number.

222210222022110 is an abundant number, since it is smaller than the sum of its proper divisors (391933274992674).

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

222210222022110 is a wasteful number, since it uses less digits than its factorization.

222210222022110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8077434609.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 222210222022110 its reverse (11220222012222), we get a palindrome (233430444034332).

The spelling of 222210222022110 in words is "two hundred twenty-two trillion, two hundred ten billion, two hundred twenty-two million, twenty-two thousand, one hundred ten".