2211223112102 has 4 divisors (see below), whose sum is σ = 3316834668156. Its totient is φ = 1105611556050.

The previous prime is 2211223112011. The next prime is 2211223112171. The reversal of 2211223112102 is 2012113221122.

It is a semiprime because it is the product of two primes.

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, 552805778024 + ... + 552805778027.

It is an arithmetic number, because the mean of its divisors is an integer number (829208667039).

Almost surely, 2^{2211223112102} is an apocalyptic number.

2211223112102 is a deficient number, since it is larger than the sum of its proper divisors (1105611556054).

2211223112102 is a wasteful number, since it uses less digits than its factorization.

2211223112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105611556053.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 2211223112102 its reverse (2012113221122), we get a palindrome (4223336333224).

The spelling of 2211223112102 in words is "two trillion, two hundred eleven billion, two hundred twenty-three million, one hundred twelve thousand, one hundred two".