22011540302352 has 40 divisors (see below), whose sum is σ = 56863318632736. Its totient is φ = 7337157797376.

The previous prime is 22011540302321. The next prime is 22011540302387. The reversal of 22011540302352 is 25320304511022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25106328 + ... + 25968264.

Almost surely, 2^{22011540302352} is an apocalyptic number.

It is an amenable number.

22011540302352 is an abundant number, since it is smaller than the sum of its proper divisors (34851778330384).

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

22011540302352 is a wasteful number, since it uses less digits than its factorization.

22011540302352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393975 (or 1393969 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 22011540302352 its reverse (25320304511022), we get a palindrome (47331844813374).

The spelling of 22011540302352 in words is "twenty-two trillion, eleven billion, five hundred forty million, three hundred two thousand, three hundred fifty-two".