22142200030040 has 64 divisors (see below), whose sum is σ = 49882775866560. Its totient is φ = 8845713446400.

The previous prime is 22142200030037. The next prime is 22142200030051. The reversal of 22142200030040 is 4003000224122.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 22142200029994 and 22142200030021.

It is a congruent number.

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, 331928690 + ... + 331995390.

It is an arithmetic number, because the mean of its divisors is an integer number (779418372915).

Almost surely, 2^{22142200030040} is an apocalyptic number.

22142200030040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22142200030040 is an abundant number, since it is smaller than the sum of its proper divisors (27740575836520).

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

22142200030040 is a wasteful number, since it uses less digits than its factorization.

22142200030040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77052 (or 77048 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22142200030040 its reverse (4003000224122), we get a palindrome (26145200254162).

The spelling of 22142200030040 in words is "twenty-two trillion, one hundred forty-two billion, two hundred million, thirty thousand, forty".