213333873190633 has 4 divisors (see below), whose sum is σ = 229744171128388. Its totient is φ = 196923575252880.

The previous prime is 213333873190589. The next prime is 213333873190643. The reversal of 213333873190633 is 336091378333312.

213333873190633 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 94701956009049 + 118631917181584 = 9731493^2 + 10891828^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213333873190633 is a prime.

It is a super-2 number, since 2×213333873190633² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213333873190643) 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, 8205148968858 + ... + 8205148968883.

It is an arithmetic number, because the mean of its divisors is an integer number (57436042782097).

Almost surely, 2^{213333873190633} is an apocalyptic number.

It is an amenable number.

213333873190633 is a deficient number, since it is larger than the sum of its proper divisors (16410297937755).

213333873190633 is a wasteful number, since it uses less digits than its factorization.

213333873190633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16410297937754.

The product of its (nonzero) digits is 13226976, while the sum is 55.

The spelling of 213333873190633 in words is "two hundred thirteen trillion, three hundred thirty-three billion, eight hundred seventy-three million, one hundred ninety thousand, six hundred thirty-three".