23211132323210 has 32 divisors (see below), whose sum is σ = 44994437811792. Its totient is φ = 8570159377920.

The previous prime is 23211132323173. The next prime is 23211132323231. The reversal of 23211132323210 is 1232323111232.

It can be written as a sum of positive squares in 8 ways, for example, as 8741028249529 + 14470104073681 = 2956523^2 + 3803959^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23211132323210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10004990 + ... + 12104630.

Almost surely, 2^{23211132323210} is an apocalyptic number.

23211132323210 is a deficient number, since it is larger than the sum of its proper divisors (21783305488582).

23211132323210 is a wasteful number, since it uses less digits than its factorization.

23211132323210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184698.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 23211132323210 its reverse (1232323111232), we get a palindrome (24443455434442).

The spelling of 23211132323210 in words is "twenty-three trillion, two hundred eleven billion, one hundred thirty-two million, three hundred twenty-three thousand, two hundred ten".