12222011320002 has 40 divisors (see below), whose sum is σ = 29876027675472. Its totient is φ = 3703639793400.

The previous prime is 12222011319961. The next prime is 12222011320007. The reversal of 12222011320002 is 20002311022221.

12222011320002 is a `hidden beast` number, since 122 + 220 + 1 + 1 + 320 + 0 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12222011320007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3429294324 + ... + 3429297887.

Almost surely, 2^{12222011320002} is an apocalyptic number.

12222011320002 is an abundant number, since it is smaller than the sum of its proper divisors (17654016355470).

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

12222011320002 is a wasteful number, since it uses less digits than its factorization.

12222011320002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6858592236 (or 6858592227 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12222011320002 its reverse (20002311022221), we get a palindrome (32224322342223).

The spelling of 12222011320002 in words is "twelve trillion, two hundred twenty-two billion, eleven million, three hundred twenty thousand, two".