213033364402 has 4 divisors (see below), whose sum is σ = 319550046606. Its totient is φ = 106516682200.

The previous prime is 213033364321. The next prime is 213033364447. The reversal of 213033364402 is 204463330312.

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

It can be written as a sum of positive squares in only one way, i.e., 180770379241 + 32262985161 = 425171^2 + 179619^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53258341099 + ... + 53258341102.

Almost surely, 2^213033364402 is an apocalyptic number.

213033364402 is a deficient number, since it is larger than the sum of its proper divisors (106516682204).

213033364402 is a wasteful number, since it uses less digits than its factorization.

213033364402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106516682203.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 213033364402 its reverse (204463330312), we get a palindrome (417496694714).

The spelling of 213033364402 in words is "two hundred thirteen billion, thirty-three million, three hundred sixty-four thousand, four hundred two".