22000212340234 has 32 divisors (see below), whose sum is σ = 33338776890960. Its totient is φ = 10887912076800.

The previous prime is 22000212340207. The next prime is 22000212340243. The reversal of 22000212340234 is 43204321200022.

It can be written as a sum of positive squares in 8 ways, for example, as 4426803376009 + 17573408964225 = 2103997^2 + 4192065^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22000212340199 and 22000212340208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128449614 + ... + 128620774.

Almost surely, 2^{22000212340234} is an apocalyptic number.

22000212340234 is a deficient number, since it is larger than the sum of its proper divisors (11338564550726).

22000212340234 is a wasteful number, since it uses less digits than its factorization.

22000212340234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172986.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22000212340234 its reverse (43204321200022), we get a palindrome (65204533540256).

The spelling of 22000212340234 in words is "twenty-two trillion, two hundred twelve million, three hundred forty thousand, two hundred thirty-four".