20132212221222 has 32 divisors (see below), whose sum is σ = 40371281793024. Its totient is φ = 6692950555200.

The previous prime is 20132212221203. The next prime is 20132212221241. The reversal of 20132212221222 is 22212221223102.

It is an interprime number because it is at equal distance from previous prime (20132212221203) and next prime (20132212221241).

It is a junction number, because it is equal to n+sod(n) for n = 20132212221192 and 20132212221201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 709947 + ... + 6385017.

It is an arithmetic number, because the mean of its divisors is an integer number (1261602556032).

Almost surely, 2^{20132212221222} is an apocalyptic number.

20132212221222 is an abundant number, since it is smaller than the sum of its proper divisors (20239069571802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20132212221222 is a wasteful number, since it uses less digits than its factorization.

20132212221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5676644.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 20132212221222 its reverse (22212221223102), we get a palindrome (42344433444324).

The spelling of 20132212221222 in words is "twenty trillion, one hundred thirty-two billion, two hundred twelve million, two hundred twenty-one thousand, two hundred twenty-two".