2221102002102 has 16 divisors (see below), whose sum is σ = 4449620044800. Its totient is φ = 739131327272.

The previous prime is 2221102002071. The next prime is 2221102002137. The reversal of 2221102002102 is 2012002011222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308997798 + ... + 309004985.

It is an arithmetic number, because the mean of its divisors is an integer number (278101252800).

Almost surely, 2^{2221102002102} is an apocalyptic number.

2221102002102 is an abundant number, since it is smaller than the sum of its proper divisors (2228518042698).

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

2221102002102 is a wasteful number, since it uses less digits than its factorization.

2221102002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618003387.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2221102002102 its reverse (2012002011222), we get a palindrome (4233104013324).

The spelling of 2221102002102 in words is "two trillion, two hundred twenty-one billion, one hundred two million, two thousand, one hundred two".