213133013402 has 8 divisors (see below), whose sum is σ = 326501637696. Its totient is φ = 104299134172.

The previous prime is 213133013389. The next prime is 213133013461. The reversal of 213133013402 is 204310331312.

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

It is a super-2 number, since 2×213133013402² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1133686148 + ... + 1133686335.

It is an arithmetic number, because the mean of its divisors is an integer number (40812704712).

Almost surely, 2^213133013402 is an apocalyptic number.

213133013402 is a deficient number, since it is larger than the sum of its proper divisors (113368624294).

213133013402 is a wasteful number, since it uses less digits than its factorization.

213133013402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2267372532.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 213133013402 its reverse (204310331312), we get a palindrome (417443344714).

The spelling of 213133013402 in words is "two hundred thirteen billion, one hundred thirty-three million, thirteen thousand, four hundred two".