12221002211202 has 32 divisors (see below), whose sum is σ = 27158595254400. Its totient is φ = 4073545519344.

The previous prime is 12221002211189. The next prime is 12221002211263. The reversal of 12221002211202 is 20211220012221.

It is a happy number.

12221002211202 is a `hidden beast` number, since 1 + 222 + 100 + 221 + 120 + 2 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1555078 + ... + 5182689.

It is an arithmetic number, because the mean of its divisors is an integer number (848706101700).

Almost surely, 2^{12221002211202} is an apocalyptic number.

12221002211202 is an abundant number, since it is smaller than the sum of its proper divisors (14937593043198).

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

12221002211202 is a wasteful number, since it uses less digits than its factorization.

12221002211202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6771367 (or 6771361 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12221002211202 its reverse (20211220012221), we get a palindrome (32432222223423).

The spelling of 12221002211202 in words is "twelve trillion, two hundred twenty-one billion, two million, two hundred eleven thousand, two hundred two".