22402242042 has 8 divisors (see below), whose sum is σ = 44804484096. Its totient is φ = 7467414012.

The previous prime is 22402242019. The next prime is 22402242139. The reversal of 22402242042 is 24024220422.

It is a sphenic number, since it is the product of 3 distinct primes.

22402242042 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1866853498 + ... + 1866853509.

It is an arithmetic number, because the mean of its divisors is an integer number (5600560512).

Almost surely, 2^22402242042 is an apocalyptic number.

22402242042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22402242042 is a wasteful number, since it uses less digits than its factorization.

22402242042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733707012.

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

Adding to 22402242042 its reverse (24024220422), we get a palindrome (46426462464).

The spelling of 22402242042 in words is "twenty-two billion, four hundred two million, two hundred forty-two thousand, forty-two".