11202312011 has 24 divisors (see below), whose sum is σ = 12977490960. Its totient is φ = 9635915520.

The previous prime is 11202312001. The next prime is 11202312013. The reversal of 11202312011 is 11021320211.

It is not a de Polignac number, because 11202312011 - 2⁶ = 11202311947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11202312013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2188391 + ... + 2193503.

It is an arithmetic number, because the mean of its divisors is an integer number (540728790).

Almost surely, 2^11202312011 is an apocalyptic number.

11202312011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11202312011 is a deficient number, since it is larger than the sum of its proper divisors (1775178949).

11202312011 is a wasteful number, since it uses less digits than its factorization.

11202312011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6107 (or 6096 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11202312011 its reverse (11021320211), we get a palindrome (22223632222).

The spelling of 11202312011 in words is "eleven billion, two hundred two million, three hundred twelve thousand, eleven".