22103331221312 has 56 divisors (see below), whose sum is σ = 48099205596672. Its totient is φ = 9994366745600.

The previous prime is 22103331221311. The next prime is 22103331221339. The reversal of 22103331221312 is 21312213330122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22103331221311) 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 7 ways as a sum of consecutive naturals, for example, 82056053 + ... + 82324980.

Almost surely, 2^{22103331221312} is an apocalyptic number.

22103331221312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22103331221312 is an abundant number, since it is smaller than the sum of its proper divisors (25995874375360).

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

22103331221312 is a wasteful number, since it uses less digits than its factorization.

22103331221312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164381247 (or 164381237 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 22103331221312 its reverse (21312213330122), we get a palindrome (43415544551434).

The spelling of 22103331221312 in words is "twenty-two trillion, one hundred three billion, three hundred thirty-one million, two hundred twenty-one thousand, three hundred twelve".