2221012002112 has 14 divisors (see below), whose sum is σ = 4407320691818. Its totient is φ = 1110506001024.

The previous prime is 2221012002107. The next prime is 2221012002137. The reversal of 2221012002112 is 2112002101222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1203286139136 + 1017725862976 = 1096944^2 + 1008824^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17351656203 + ... + 17351656330.

Almost surely, 2^{2221012002112} is an apocalyptic number.

It is an amenable number.

2221012002112 is a deficient number, since it is larger than the sum of its proper divisors (2186308689706).

2221012002112 is an equidigital number, since it uses as much as digits as its factorization.

2221012002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34703312545 (or 34703312535 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2221012002112 its reverse (2112002101222), we get a palindrome (4333014103334).

The spelling of 2221012002112 in words is "two trillion, two hundred twenty-one billion, twelve million, two thousand, one hundred twelve".