2221002203012 has 6 divisors (see below), whose sum is σ = 3886753855278. Its totient is φ = 1110501101504.

The previous prime is 2221002202981. The next prime is 2221002203051. The reversal of 2221002203012 is 2103022001222.

It can be written as a sum of positive squares in only one way, i.e., 1770299436676 + 450702766336 = 1330526^2 + 671344^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277625275373 + ... + 277625275380.

It is an arithmetic number, because the mean of its divisors is an integer number (647792309213).

Almost surely, 2^{2221002203012} is an apocalyptic number.

It is an amenable number.

2221002203012 is a deficient number, since it is larger than the sum of its proper divisors (1665751652266).

2221002203012 is a wasteful number, since it uses less digits than its factorization.

2221002203012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555250550757 (or 555250550755 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 2221002203012 its reverse (2103022001222), we get a palindrome (4324024204234).

The spelling of 2221002203012 in words is "two trillion, two hundred twenty-one billion, two million, two hundred three thousand, twelve".