21622112662 has 8 divisors (see below), whose sum is σ = 32490171000. Its totient is φ = 10792055664.

The previous prime is 21622112657. The next prime is 21622112663. The reversal of 21622112662 is 26621122612.

It is a sphenic number, since it is the product of 3 distinct primes.

21622112662 is a modest number, since divided by 112662 gives 21622 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21622112663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9498912 + ... + 9501187.

It is an arithmetic number, because the mean of its divisors is an integer number (4061271375).

Almost surely, 2^21622112662 is an apocalyptic number.

21622112662 is a deficient number, since it is larger than the sum of its proper divisors (10868058338).

21622112662 is a wasteful number, since it uses less digits than its factorization.

21622112662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19000670.

The product of its digits is 6912, while the sum is 31.

The spelling of 21622112662 in words is "twenty-one billion, six hundred twenty-two million, one hundred twelve thousand, six hundred sixty-two".