22420445112120 has 128 divisors (see below), whose sum is σ = 73389661562880. Its totient is φ = 5434247616000.

The previous prime is 22420445112119. The next prime is 22420445112137. The reversal of 22420445112120 is 2121154402422.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5524665 + ... + 8681175.

It is an arithmetic number, because the mean of its divisors is an integer number (573356730960).

Almost surely, 2^{22420445112120} is an apocalyptic number.

22420445112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22420445112120 is an abundant number, since it is smaller than the sum of its proper divisors (50969216450760).

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

22420445112120 is a wasteful number, since it uses less digits than its factorization.

22420445112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3161917 (or 3161913 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

Adding to 22420445112120 its reverse (2121154402422), we get a palindrome (24541599514542).

The spelling of 22420445112120 in words is "twenty-two trillion, four hundred twenty billion, four hundred forty-five million, one hundred twelve thousand, one hundred twenty".