22202402442 has 32 divisors (see below), whose sum is σ = 48491633664. Its totient is φ = 6721052400.

The previous prime is 22202402437. The next prime is 22202402449. The reversal of 22202402442 is 24420420222.

It is not an unprimeable number, because it can be changed into a prime (22202402449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109138 + ... + 237309.

It is an arithmetic number, because the mean of its divisors is an integer number (1515363552).

Almost surely, 2^22202402442 is an apocalyptic number.

22202402442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22202402442 is an abundant number, since it is smaller than the sum of its proper divisors (26289231222).

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

22202402442 is a wasteful number, since it uses less digits than its factorization.

22202402442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347434.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 22202402442 its reverse (24420420222), we get a palindrome (46622822664).

The spelling of 22202402442 in words is "twenty-two billion, two hundred two million, four hundred two thousand, four hundred forty-two".