22520013142340 has 48 divisors (see below), whose sum is σ = 54052783502592. Its totient is φ = 7720468511616.

The previous prime is 22520013142303. The next prime is 22520013142351. The reversal of 22520013142340 is 4324131002522.

It is a super-2 number, since 2×22520013142340² (a number of 28 digits) contains 22 as substring.

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, 5472059 + ... + 8659298.

It is an arithmetic number, because the mean of its divisors is an integer number (1126099656304).

Almost surely, 2^{22520013142340} is an apocalyptic number.

22520013142340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22520013142340 is an abundant number, since it is smaller than the sum of its proper divisors (31532770360252).

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

22520013142340 is a wasteful number, since it uses less digits than its factorization.

22520013142340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14142756 (or 14142754 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 22520013142340 its reverse (4324131002522), we get a palindrome (26844144144862).

The spelling of 22520013142340 in words is "twenty-two trillion, five hundred twenty billion, thirteen million, one hundred forty-two thousand, three hundred forty".