22143143004 has 24 divisors (see below), whose sum is σ = 53913740160. Its totient is φ = 7060132464.

The previous prime is 22143142999. The next prime is 22143143051. The reversal of 22143143004 is 40034134122.

It is a congruent number.

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, 40114114 + ... + 40114665.

It is an arithmetic number, because the mean of its divisors is an integer number (2246405840).

Almost surely, 2^22143143004 is an apocalyptic number.

It is an amenable number.

22143143004 is an abundant number, since it is smaller than the sum of its proper divisors (31770597156).

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

22143143004 is a wasteful number, since it uses less digits than its factorization.

22143143004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80228809 (or 80228807 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 22143143004 its reverse (40034134122), we get a palindrome (62177277126).

The spelling of 22143143004 in words is "twenty-two billion, one hundred forty-three million, one hundred forty-three thousand, four".