22021630424262 has 96 divisors (see below), whose sum is σ = 54927140486400. Its totient is φ = 6246050232384.

The previous prime is 22021630424249. The next prime is 22021630424273. The reversal of 22021630424262 is 26242403612022.

22021630424262 is a `hidden beast` number, since 2 + 202 + 1 + 6 + 3 + 0 + 424 + 26 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 210763789 + ... + 210868247.

It is an arithmetic number, because the mean of its divisors is an integer number (572157713400).

Almost surely, 2^{22021630424262} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22021630424262, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27463570243200).

22021630424262 is an abundant number, since it is smaller than the sum of its proper divisors (32905510062138).

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

22021630424262 is a wasteful number, since it uses less digits than its factorization.

22021630424262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116650 (or 116647 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 22021630424262 in words is "twenty-two trillion, twenty-one billion, six hundred thirty million, four hundred twenty-four thousand, two hundred sixty-two".