213404033323211 has 32 divisors (see below), whose sum is σ = 224409001824000. Its totient is φ = 202741129543680.

The previous prime is 213404033323163. The next prime is 213404033323213. The reversal of 213404033323211 is 112323330404312.

It is a cyclic number.

It is not a de Polignac number, because 213404033323211 - 2⁴² = 209005986812107 is a prime.

It is a super-2 number, since 2×213404033323211² (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 (213404033323213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147584771 + ... + 149023731.

It is an arithmetic number, because the mean of its divisors is an integer number (7012781307000).

Almost surely, 2^{213404033323211} is an apocalyptic number.

213404033323211 is a deficient number, since it is larger than the sum of its proper divisors (11004968500789).

213404033323211 is a wasteful number, since it uses less digits than its factorization.

213404033323211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439639.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 213404033323211 its reverse (112323330404312), we get a palindrome (325727363727523).

The spelling of 213404033323211 in words is "two hundred thirteen trillion, four hundred four billion, thirty-three million, three hundred twenty-three thousand, two hundred eleven".