11112201202 has 4 divisors (see below), whose sum is σ = 16668301806. Its totient is φ = 5556100600.

The previous prime is 11112201143. The next prime is 11112201203. The reversal of 11112201202 is 20210221111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20210221111 = 157 ⋅128727523.

It can be written as a sum of positive squares in only one way, i.e., 10082368921 + 1029832281 = 100411^2 + 32091^2 .

It is not an unprimeable number, because it can be changed into a prime (11112201203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778050299 + ... + 2778050302.

Almost surely, 2^11112201202 is an apocalyptic number.

11112201202 is a deficient number, since it is larger than the sum of its proper divisors (5556100604).

11112201202 is an equidigital number, since it uses as much as digits as its factorization.

11112201202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5556100603.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11112201202 its reverse (20210221111), we get a palindrome (31322422313).

The spelling of 11112201202 in words is "eleven billion, one hundred twelve million, two hundred one thousand, two hundred two".