11112111112202 has 4 divisors (see below), whose sum is σ = 16668166668306. Its totient is φ = 5556055556100.

The previous prime is 11112111112199. The next prime is 11112111112211. The reversal of 11112111112202 is 20221111121111.

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., 7241798541481 + 3870312570721 = 2691059^2 + 1967311^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778027778049 + ... + 2778027778052.

Almost surely, 2^{11112111112202} is an apocalyptic number.

11112111112202 is a deficient number, since it is larger than the sum of its proper divisors (5556055556104).

11112111112202 is an equidigital number, since it uses as much as digits as its factorization.

11112111112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5556055556103.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 11112111112202 its reverse (20221111121111), we get a palindrome (31333222233313).

The spelling of 11112111112202 in words is "eleven trillion, one hundred twelve billion, one hundred eleven million, one hundred twelve thousand, two hundred two".