22121323303110 has 64 divisors (see below), whose sum is σ = 53825814705600. Its totient is φ = 5817415127040.

The previous prime is 22121323303109. The next prime is 22121323303111. The reversal of 22121323303110 is 1130332312122.

It is an interprime number because it is at equal distance from previous prime (22121323303109) and next prime (22121323303111).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121323303111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15407070 + ... + 16781550.

It is an arithmetic number, because the mean of its divisors is an integer number (841028354775).

Almost surely, 2^{22121323303110} is an apocalyptic number.

22121323303110 is an abundant number, since it is smaller than the sum of its proper divisors (31704491402490).

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

22121323303110 is a wasteful number, since it uses less digits than its factorization.

22121323303110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381913.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 22121323303110 its reverse (1130332312122), we get a palindrome (23251655615232).

The spelling of 22121323303110 in words is "twenty-two trillion, one hundred twenty-one billion, three hundred twenty-three million, three hundred three thousand, one hundred ten".