22187212113348 has 36 divisors (see below), whose sum is σ = 56169447013680. Its totient is φ = 7384514696496.

The previous prime is 22187212113347. The next prime is 22187212113371. The reversal of 22187212113348 is 84331121278122.

22187212113348 is a `hidden beast` number, since 2 + 2 + 1 + 87 + 21 + 211 + 334 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (22187212113343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 467587390 + ... + 467634837.

Almost surely, 2^{22187212113348} is an apocalyptic number.

It is an amenable number.

22187212113348 is an abundant number, since it is smaller than the sum of its proper divisors (33982234900332).

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

22187212113348 is a wasteful number, since it uses less digits than its factorization.

22187212113348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935222896 (or 935222891 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The spelling of 22187212113348 in words is "twenty-two trillion, one hundred eighty-seven billion, two hundred twelve million, one hundred thirteen thousand, three hundred forty-eight".