21112132233322 has 16 divisors (see below), whose sum is σ = 34106701907880. Its totient is φ = 9743350087872.

The previous prime is 21112132233289. The next prime is 21112132233323. The reversal of 21112132233322 is 22333223121112.

It can be written as a sum of positive squares in 4 ways, for example, as 21103283256561 + 8848976761 = 4593831^2 + 94069^2 .

It is not an unprimeable number, because it can be changed into a prime (21112132233323) 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, 29259333 + ... + 29972200.

Almost surely, 2^{21112132233322} is an apocalyptic number.

21112132233322 is a deficient number, since it is larger than the sum of its proper divisors (12994569674558).

21112132233322 is a wasteful number, since it uses less digits than its factorization.

21112132233322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59245257.

The product of its digits is 5184, while the sum is 28.

Adding to 21112132233322 its reverse (22333223121112), we get a palindrome (43445355354434).

The spelling of 21112132233322 in words is "twenty-one trillion, one hundred twelve billion, one hundred thirty-two million, two hundred thirty-three thousand, three hundred twenty-two".