22212121002110 has 32 divisors (see below), whose sum is σ = 43059698055360. Its totient is φ = 8200949799168.

The previous prime is 22212121002107. The next prime is 22212121002133. The reversal of 22212121002110 is 1120012121222.

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, 2284370 + ... + 7045749.

It is an arithmetic number, because the mean of its divisors is an integer number (1345615564230).

Almost surely, 2^{22212121002110} is an apocalyptic number.

22212121002110 is a deficient number, since it is larger than the sum of its proper divisors (20847577053250).

22212121002110 is a wasteful number, since it uses less digits than its factorization.

22212121002110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9348452.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22212121002110 its reverse (1120012121222), we get a palindrome (23332133123332).

The spelling of 22212121002110 in words is "twenty-two trillion, two hundred twelve billion, one hundred twenty-one million, two thousand, one hundred ten".