11212500433 has 16 divisors (see below), whose sum is σ = 12179220480. Its totient is φ = 10281931776.

The previous prime is 11212500427. The next prime is 11212500473. The reversal of 11212500433 is 33400521211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11212500433 - 2¹³ = 11212492241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11212500473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146713 + ... + 209641.

It is an arithmetic number, because the mean of its divisors is an integer number (761201280).

Almost surely, 2^11212500433 is an apocalyptic number.

It is an amenable number.

11212500433 is a deficient number, since it is larger than the sum of its proper divisors (966720047).

11212500433 is a wasteful number, since it uses less digits than its factorization.

11212500433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63216.

The product of its (nonzero) digits is 720, while the sum is 22.

The spelling of 11212500433 in words is "eleven billion, two hundred twelve million, five hundred thousand, four hundred thirty-three".