22400002010442 has 32 divisors (see below), whose sum is σ = 51200146800000. Its totient is φ = 6399982798848.

The previous prime is 22400002010303. The next prime is 22400002010453. The reversal of 22400002010442 is 24401020000422.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25492434 + ... + 26356482.

It is an arithmetic number, because the mean of its divisors is an integer number (1600004587500).

Almost surely, 2^{22400002010442} is an apocalyptic number.

22400002010442 is an abundant number, since it is smaller than the sum of its proper divisors (28800144789558).

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

22400002010442 is a wasteful number, since it uses less digits than its factorization.

22400002010442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481310.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 22400002010442 its reverse (24401020000422), we get a palindrome (46801022010864).

The spelling of 22400002010442 in words is "twenty-two trillion, four hundred billion, two million, ten thousand, four hundred forty-two".