2111202111202 has 4 divisors (see below), whose sum is σ = 3166803166806. Its totient is φ = 1055601055600.

The previous prime is 2111202111181. The next prime is 2111202111257. The reversal of 2111202111202 is 2021112021112.

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., 1813194209401 + 298007901801 = 1346549^2 + 545901^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527800527799 + ... + 527800527802.

Almost surely, 2^{2111202111202} is an apocalyptic number.

2111202111202 is a deficient number, since it is larger than the sum of its proper divisors (1055601055604).

2111202111202 is a wasteful number, since it uses less digits than its factorization.

2111202111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055601055603.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2111202111202 its reverse (2021112021112), we get a palindrome (4132314132314).

The spelling of 2111202111202 in words is "two trillion, one hundred eleven billion, two hundred two million, one hundred eleven thousand, two hundred two".