22073142352 has 20 divisors (see below), whose sum is σ = 43573634100. Its totient is φ = 10828333568.

The previous prime is 22073142347. The next prime is 22073142361. The reversal of 22073142352 is 25324137022.

It can be written as a sum of positive squares in 2 ways, for example, as 15226572816 + 6846569536 = 123396^2 + 82744^2 .

It is a super-2 number, since 2×22073142352² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13013977 + ... + 13015672.

It is an arithmetic number, because the mean of its divisors is an integer number (2178681705).

Almost surely, 2^22073142352 is an apocalyptic number.

It is an amenable number.

22073142352 is a deficient number, since it is larger than the sum of its proper divisors (21500491748).

22073142352 is a wasteful number, since it uses less digits than its factorization.

22073142352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26029710 (or 26029704 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

Adding to 22073142352 its reverse (25324137022), we get a palindrome (47397279374).

The spelling of 22073142352 in words is "twenty-two billion, seventy-three million, one hundred forty-two thousand, three hundred fifty-two".