22121302330110 has 64 divisors (see below), whose sum is σ = 53122566638592. Its totient is φ = 5895521558016.

The previous prime is 22121302330087. The next prime is 22121302330117. The reversal of 22121302330110 is 1103320312122.

It is a super-2 number, since 2×22121302330110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121302330117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 377680047 + ... + 377738613.

It is an arithmetic number, because the mean of its divisors is an integer number (830040103728).

Almost surely, 2^{22121302330110} is an apocalyptic number.

22121302330110 is an abundant number, since it is smaller than the sum of its proper divisors (31001264308482).

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

22121302330110 is a wasteful number, since it uses less digits than its factorization.

22121302330110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65817.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 22121302330110 its reverse (1103320312122), we get a palindrome (23224622642232).

The spelling of 22121302330110 in words is "twenty-two trillion, one hundred twenty-one billion, three hundred two million, three hundred thirty thousand, one hundred ten".