22243434132204 has 144 divisors (see below), whose sum is σ = 59063638233600. Its totient is φ = 7048351271808.

The previous prime is 22243434132173. The next prime is 22243434132239. The reversal of 22243434132204 is 40223143434222.

22243434132204 is a `hidden beast` number, since 2 + 2 + 2 + 4 + 3 + 434 + 13 + 2 + 204 = 666.

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 47 ways as a sum of consecutive naturals, for example, 138346749 + ... + 138507435.

It is an arithmetic number, because the mean of its divisors is an integer number (410164154400).

Almost surely, 2^{22243434132204} 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 22243434132204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29531819116800).

22243434132204 is an abundant number, since it is smaller than the sum of its proper divisors (36820204101396).

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

22243434132204 is a wasteful number, since it uses less digits than its factorization.

22243434132204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162772 (or 162767 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 22243434132204 its reverse (40223143434222), we get a palindrome (62466577566426).

The spelling of 22243434132204 in words is "twenty-two trillion, two hundred forty-three billion, four hundred thirty-four million, one hundred thirty-two thousand, two hundred four".