22404142002 has 32 divisors (see below), whose sum is σ = 51757164864. Its totient is φ = 6389772800.

The previous prime is 22404141997. The next prime is 22404142021. The reversal of 22404142002 is 20024140422.

It is a self number, because there is not a number n which added to its sum of digits gives 22404142002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9982899 + ... + 9985142.

It is an arithmetic number, because the mean of its divisors is an integer number (1617411402).

Almost surely, 2^22404142002 is an apocalyptic number.

22404142002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22404142002 is an abundant number, since it is smaller than the sum of its proper divisors (29353022862).

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

22404142002 is a wasteful number, since it uses less digits than its factorization.

22404142002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19968074.

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

Adding to 22404142002 its reverse (20024140422), we get a palindrome (42428282424).

The spelling of 22404142002 in words is "twenty-two billion, four hundred four million, one hundred forty-two thousand, two".