213022221032331 has 6 divisors (see below), whose sum is σ = 307698763713380. Its totient is φ = 142014814021548.

The previous prime is 213022221032221. The next prime is 213022221032351. The reversal of 213022221032331 is 133230122220312.

213022221032331 is a `hidden beast` number, since 2 + 1 + 3 + 0 + 2 + 222 + 103 + 2 + 331 = 666.

213022221032331 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 213022221032331 - 2¹⁸ = 213022220770187 is a prime.

It is a super-2 number, since 2×213022221032331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213022221032295 and 213022221032304.

It is not an unprimeable number, because it can be changed into a prime (213022221032351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11834567835121 + ... + 11834567835138.

Almost surely, 2^{213022221032331} is an apocalyptic number.

213022221032331 is a deficient number, since it is larger than the sum of its proper divisors (94676542681049).

213022221032331 is a wasteful number, since it uses less digits than its factorization.

213022221032331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23669135670265 (or 23669135670262 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 213022221032331 its reverse (133230122220312), we get a palindrome (346252343252643).

The spelling of 213022221032331 in words is "two hundred thirteen trillion, twenty-two billion, two hundred twenty-one million, thirty-two thousand, three hundred thirty-one".