213323152511 has 32 divisors (see below), whose sum is σ = 247749788160. Its totient is φ = 179914369536.

The previous prime is 213323152507. The next prime is 213323152541. The reversal of 213323152511 is 115251323312.

It is a cyclic number.

It is not a de Polignac number, because 213323152511 - 2² = 213323152507 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213323152541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65495195 + ... + 65498451.

It is an arithmetic number, because the mean of its divisors is an integer number (7742180880).

Almost surely, 2^213323152511 is an apocalyptic number.

213323152511 is a deficient number, since it is larger than the sum of its proper divisors (34426635649).

213323152511 is a wasteful number, since it uses less digits than its factorization.

213323152511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3983.

The product of its digits is 5400, while the sum is 29.

Adding to 213323152511 its reverse (115251323312), we get a palindrome (328574475823).

The spelling of 213323152511 in words is "two hundred thirteen billion, three hundred twenty-three million, one hundred fifty-two thousand, five hundred eleven".