22142203314440 has 64 divisors (see below), whose sum is σ = 54350340413760. Its totient is φ = 8051518309120.

The previous prime is 22142203314437. The next prime is 22142203314449. The reversal of 22142203314440 is 4441330224122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22142203314397 and 22142203314406.

It is not an unprimeable number, because it can be changed into a prime (22142203314449) 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, 18569279 + ... + 19725681.

It is an arithmetic number, because the mean of its divisors is an integer number (849224068965).

Almost surely, 2^{22142203314440} is an apocalyptic number.

22142203314440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22142203314440 is an abundant number, since it is smaller than the sum of its proper divisors (32208137099320).

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

22142203314440 is a wasteful number, since it uses less digits than its factorization.

22142203314440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199942 (or 1199938 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 22142203314440 its reverse (4441330224122), we get a palindrome (26583533538562).

The spelling of 22142203314440 in words is "twenty-two trillion, one hundred forty-two billion, two hundred three million, three hundred fourteen thousand, four hundred forty".