22124040343540 has 24 divisors (see below), whose sum is σ = 46465432457472. Its totient is φ = 8848673711520.

The previous prime is 22124040343523. The next prime is 22124040343541. The reversal of 22124040343540 is 4534304042122.

It is a super-2 number, since 2×22124040343540² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22124040343496 and 22124040343505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22124040343541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58709104 + ... + 59084743.

It is an arithmetic number, because the mean of its divisors is an integer number (1936059685728).

Almost surely, 2^{22124040343540} is an apocalyptic number.

22124040343540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22124040343540 is an abundant number, since it is smaller than the sum of its proper divisors (24341392113932).

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

22124040343540 is a wasteful number, since it uses less digits than its factorization.

22124040343540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117803247 (or 117803245 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 34.

Adding to 22124040343540 its reverse (4534304042122), we get a palindrome (26658344385662).

The spelling of 22124040343540 in words is "twenty-two trillion, one hundred twenty-four billion, forty million, three hundred forty-three thousand, five hundred forty".