22214195712 has 120 divisors (see below), whose sum is σ = 64497809376. Its totient is φ = 7360137216.

The previous prime is 22214195701. The next prime is 22214195747. The reversal of 22214195712 is 21759141222.

It is a happy number.

22214195712 is a `hidden beast` number, since 2 + 221 + 419 + 5 + 7 + 12 = 666.

It is a super-2 number, since 2×22214195712² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 755103 + ... + 783969.

Almost surely, 2^22214195712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22214195712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32248904688).

22214195712 is an abundant number, since it is smaller than the sum of its proper divisors (42283613664).

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

22214195712 is a wasteful number, since it uses less digits than its factorization.

22214195712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29058 (or 29039 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The spelling of 22214195712 in words is "twenty-two billion, two hundred fourteen million, one hundred ninety-five thousand, seven hundred twelve".