213112222223130 has 96 divisors (see below), whose sum is σ = 578223172515456. Its totient is φ = 54355256790912.

The previous prime is 213112222223071. The next prime is 213112222223161. The reversal of 213112222223130 is 31322222211312.

213112222223130 is a `hidden beast` number, since 2 + 1 + 3 + 1 + 122 + 2 + 222 + 313 + 0 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 213112222223094 and 213112222223103.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26054644 + ... + 33242576.

It is an arithmetic number, because the mean of its divisors is an integer number (6023158047036).

Almost surely, 2^{213112222223130} is an apocalyptic number.

213112222223130 is an abundant number, since it is smaller than the sum of its proper divisors (365110950292326).

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

213112222223130 is a wasteful number, since it uses less digits than its factorization.

213112222223130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7202292 (or 7202289 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 213112222223130 its reverse (31322222211312), we get a palindrome (244434444434442).

The spelling of 213112222223130 in words is "two hundred thirteen trillion, one hundred twelve billion, two hundred twenty-two million, two hundred twenty-three thousand, one hundred thirty".