11890219333 has 8 divisors (see below), whose sum is σ = 12116482200. Its totient is φ = 11664027648.

The previous prime is 11890219307. The next prime is 11890219337. The reversal of 11890219333 is 33391209811.

It can be written as a sum of positive squares in 4 ways, for example, as 650403009 + 11239816324 = 25503^2 + 106018^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11890219333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11890219337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421413 + ... + 448741.

It is an arithmetic number, because the mean of its divisors is an integer number (1514560275).

Almost surely, 2^11890219333 is an apocalyptic number.

It is an amenable number.

11890219333 is a deficient number, since it is larger than the sum of its proper divisors (226262867).

11890219333 is an equidigital number, since it uses as much as digits as its factorization.

11890219333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35591.

The product of its (nonzero) digits is 34992, while the sum is 40.

The spelling of 11890219333 in words is "eleven billion, eight hundred ninety million, two hundred nineteen thousand, three hundred thirty-three".