22021200220112 has 40 divisors (see below), whose sum is σ = 45076411353600. Its totient is φ = 10404734356352.

The previous prime is 22021200220099. The next prime is 22021200220121. The reversal of 22021200220112 is 21102200212022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504866312 + ... + 504909927.

It is an arithmetic number, because the mean of its divisors is an integer number (1126910283840).

Almost surely, 2^{22021200220112} is an apocalyptic number.

It is an amenable number.

22021200220112 is an abundant number, since it is smaller than the sum of its proper divisors (23055211133488).

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

22021200220112 is a wasteful number, since it uses less digits than its factorization.

22021200220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009776323 (or 1009776317 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22021200220112 its reverse (21102200212022), we get a palindrome (43123400432134).

The spelling of 22021200220112 in words is "twenty-two trillion, twenty-one billion, two hundred million, two hundred twenty thousand, one hundred twelve".