213400352322 has 48 divisors (see below), whose sum is σ = 473847349248. Its totient is φ = 69368794560.

The previous prime is 213400352303. The next prime is 213400352371. The reversal of 213400352322 is 223253004312.

213400352322 is a `hidden beast` number, since 2 + 134 + 0 + 0 + 3 + 523 + 2 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1697983 + ... + 1819325.

It is an arithmetic number, because the mean of its divisors is an integer number (9871819776).

Almost surely, 2^213400352322 is an apocalyptic number.

213400352322 is an abundant number, since it is smaller than the sum of its proper divisors (260446996926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213400352322 is a wasteful number, since it uses less digits than its factorization.

213400352322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123775 (or 123772 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 213400352322 its reverse (223253004312), we get a palindrome (436653356634).

The spelling of 213400352322 in words is "two hundred thirteen billion, four hundred million, three hundred fifty-two thousand, three hundred twenty-two".