12220002102212 has 12 divisors (see below), whose sum is σ = 21574251499836. Its totient is φ = 6055930245120.

The previous prime is 12220002102197. The next prime is 12220002102247. The reversal of 12220002102212 is 21220120002221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2371803284356 + 9848198817856 = 1540066^2 + 3138184^2 .

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, 13517700989 + ... + 13517701892.

It is an arithmetic number, because the mean of its divisors is an integer number (1797854291653).

Almost surely, 2^{12220002102212} is an apocalyptic number.

It is an amenable number.

12220002102212 is a deficient number, since it is larger than the sum of its proper divisors (9354249397624).

12220002102212 is a wasteful number, since it uses less digits than its factorization.

12220002102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27035402998 (or 27035402996 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12220002102212 its reverse (21220120002221), we get a palindrome (33440122104433).

The spelling of 12220002102212 in words is "twelve trillion, two hundred twenty billion, two million, one hundred two thousand, two hundred twelve".