213303123233145 has 192 divisors, whose sum is σ = 405442909347840. Its totient is φ = 102881698444800.

The previous prime is 213303123233143. The next prime is 213303123233147. The reversal of 213303123233145 is 541332321303312.

213303123233145 is a `hidden beast` number, since 2 + 1 + 3 + 3 + 0 + 3 + 12 + 323 + 314 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (213303123233143) and next prime (213303123233147).

It is not a de Polignac number, because 213303123233145 - 2¹ = 213303123233143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213303123233141) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 189940447554 + ... + 189940448676.

It is an arithmetic number, because the mean of its divisors is an integer number (2111681819520).

Almost surely, 2^{213303123233145} is an apocalyptic number.

It is an amenable number.

213303123233145 is a deficient number, since it is larger than the sum of its proper divisors (192139786114695).

213303123233145 is a wasteful number, since it uses less digits than its factorization.

213303123233145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3428 (or 3425 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 36.

Adding to 213303123233145 its reverse (541332321303312), we get a palindrome (754635444536457).

The spelling of 213303123233145 in words is "two hundred thirteen trillion, three hundred three billion, one hundred twenty-three million, two hundred thirty-three thousand, one hundred forty-five".