1112202011 has 4 divisors (see below), whose sum is σ = 1112269272. Its totient is φ = 1112134752.

The previous prime is 1112201989. The next prime is 1112202017. The reversal of 1112202011 is 1102022111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1102022111 = 2203 ⋅500237.

It is a cyclic number.

It is not a de Polignac number, because 1112202011 - 2¹⁰ = 1112200987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112201983 and 1112202001.

It is not an unprimeable number, because it can be changed into a prime (1112202017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10316 + ... + 48278.

It is an arithmetic number, because the mean of its divisors is an integer number (278067318).

Almost surely, 2^1112202011 is an apocalyptic number.

1112202011 is a deficient number, since it is larger than the sum of its proper divisors (67261).

1112202011 is an equidigital number, since it uses as much as digits as its factorization.

1112202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67260.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1112202011 is about 33349.6928171760. The cubic root of 1112202011 is about 1036.0830257373.

Adding to 1112202011 its reverse (1102022111), we get a palindrome (2214224122).

The spelling of 1112202011 in words is "one billion, one hundred twelve million, two hundred two thousand, eleven".