22020100331312 has 40 divisors (see below), whose sum is σ = 44390231321040. Its totient is φ = 10568945864960.

The previous prime is 22020100331297. The next prime is 22020100331353. The reversal of 22020100331312 is 21313300102022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137079014 + ... + 137239557.

It is an arithmetic number, because the mean of its divisors is an integer number (1109755783026).

Almost surely, 2^{22020100331312} is an apocalyptic number.

It is an amenable number.

22020100331312 is an abundant number, since it is smaller than the sum of its proper divisors (22370130989728).

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

22020100331312 is a wasteful number, since it uses less digits than its factorization.

22020100331312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274318781 (or 274318775 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22020100331312 its reverse (21313300102022), we get a palindrome (43333400433334).

The spelling of 22020100331312 in words is "twenty-two trillion, twenty billion, one hundred million, three hundred thirty-one thousand, three hundred twelve".