2110111221002 has 4 divisors (see below), whose sum is σ = 3165166831506. Its totient is φ = 1055055610500.

The previous prime is 2110111220983. The next prime is 2110111221079. The reversal of 2110111221002 is 2001221110112.

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

It can be written as a sum of positive squares in only one way, i.e., 2013421940401 + 96689280601 = 1418951^2 + 310949^2 .

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 as a sum of consecutive naturals, namely, 527527805249 + ... + 527527805252.

Almost surely, 2^{2110111221002} is an apocalyptic number.

2110111221002 is a deficient number, since it is larger than the sum of its proper divisors (1055055610504).

2110111221002 is a wasteful number, since it uses less digits than its factorization.

2110111221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055055610503.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2110111221002 its reverse (2001221110112), we get a palindrome (4111332331114).

The spelling of 2110111221002 in words is "two trillion, one hundred ten billion, one hundred eleven million, two hundred twenty-one thousand, two".