22042040342140 has 96 divisors (see below), whose sum is σ = 57405084194304. Its totient is φ = 6922690894080.

The previous prime is 22042040342123. The next prime is 22042040342177. The reversal of 22042040342140 is 4124304024022.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 22042040342099 and 22042040342108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45986814 + ... + 46463653.

It is an arithmetic number, because the mean of its divisors is an integer number (597969627024).

Almost surely, 2^{22042040342140} is an apocalyptic number.

22042040342140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22042040342140 is an abundant number, since it is smaller than the sum of its proper divisors (35363043852164).

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

22042040342140 is a wasteful number, since it uses less digits than its factorization.

22042040342140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92450627 (or 92450625 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 22042040342140 its reverse (4124304024022), we get a palindrome (26166344366162).

The spelling of 22042040342140 in words is "twenty-two trillion, forty-two billion, forty million, three hundred forty-two thousand, one hundred forty".