12220021011002 has 32 divisors (see below), whose sum is σ = 21417159715200. Its totient is φ = 5227099594080.

The previous prime is 12220021010941. The next prime is 12220021011007. The reversal of 12220021011002 is 20011012002221.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (12220021011007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16738028 + ... + 17452839.

It is an arithmetic number, because the mean of its divisors is an integer number (669286241100).

Almost surely, 2^{12220021011002} is an apocalyptic number.

12220021011002 is a deficient number, since it is larger than the sum of its proper divisors (9197138704198).

12220021011002 is an equidigital number, since it uses as much as digits as its factorization.

12220021011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34191411 (or 34191397 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12220021011002 its reverse (20011012002221), we get a palindrome (32231033013223).

The spelling of 12220021011002 in words is "twelve trillion, two hundred twenty billion, twenty-one million, eleven thousand, two".