22125034212242 has 16 divisors (see below), whose sum is σ = 35740517402520. Its totient is φ = 10211532102912.

The previous prime is 22125034212241. The next prime is 22125034212289. The reversal of 22125034212242 is 24221243052122.

It can be written as a sum of positive squares in 4 ways, for example, as 11172700668481 + 10952333543761 = 3342559^2 + 3309431^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22125034212199 and 22125034212208.

It is not an unprimeable number, because it can be changed into a prime (22125034212241) 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, 22818188 + ... + 23768040.

Almost surely, 2^{22125034212242} is an apocalyptic number.

22125034212242 is a deficient number, since it is larger than the sum of its proper divisors (13615483190278).

22125034212242 is a wasteful number, since it uses less digits than its factorization.

22125034212242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845757.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 22125034212242 its reverse (24221243052122), we get a palindrome (46346277264364).

The spelling of 22125034212242 in words is "twenty-two trillion, one hundred twenty-five billion, thirty-four million, two hundred twelve thousand, two hundred forty-two".