2221201002212 has 12 divisors (see below), whose sum is σ = 3912844150656. Its totient is φ = 1103245530600.

The previous prime is 2221201002193. The next prime is 2221201002247. The reversal of 2221201002212 is 2122001021222.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1838741948 + ... + 1838743155.

It is an arithmetic number, because the mean of its divisors is an integer number (326070345888).

Almost surely, 2^{2221201002212} is an apocalyptic number.

It is an amenable number.

2221201002212 is a deficient number, since it is larger than the sum of its proper divisors (1691643148444).

2221201002212 is a wasteful number, since it uses less digits than its factorization.

2221201002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3677485258 (or 3677485256 counting only the distinct ones).

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

Adding to 2221201002212 its reverse (2122001021222), we get a palindrome (4343202023434).

The spelling of 2221201002212 in words is "two trillion, two hundred twenty-one billion, two hundred one million, two thousand, two hundred twelve".