22520013142354 has 48 divisors (see below), whose sum is σ = 43035078340800. Its totient is φ = 8758015884576.

The previous prime is 22520013142351. The next prime is 22520013142369. The reversal of 22520013142354 is 45324131002522.

It is a super-2 number, since 2×22520013142354² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22520013142351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149726694 + ... + 149877025.

It is an arithmetic number, because the mean of its divisors is an integer number (896564132100).

Almost surely, 2^{22520013142354} is an apocalyptic number.

22520013142354 is a deficient number, since it is larger than the sum of its proper divisors (20515065198446).

22520013142354 is a wasteful number, since it uses less digits than its factorization.

22520013142354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299603807 (or 299603800 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 22520013142354 its reverse (45324131002522), we get a palindrome (67844144144876).

The spelling of 22520013142354 in words is "twenty-two trillion, five hundred twenty billion, thirteen million, one hundred forty-two thousand, three hundred fifty-four".