213323452145 has 16 divisors (see below), whose sum is σ = 262027571520. Its totient is φ = 166635088704.

The previous prime is 213323452127. The next prime is 213323452157. The reversal of 213323452145 is 541254323312.

213323452145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 213323452145 - 2³² = 209028484849 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 497651 + ... + 821159.

It is an arithmetic number, because the mean of its divisors is an integer number (16376723220).

Almost surely, 2^213323452145 is an apocalyptic number.

It is an amenable number.

213323452145 is a deficient number, since it is larger than the sum of its proper divisors (48704119375).

213323452145 is a wasteful number, since it uses less digits than its factorization.

213323452145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326624.

The product of its digits is 86400, while the sum is 35.

Adding to 213323452145 its reverse (541254323312), we get a palindrome (754577775457).

The spelling of 213323452145 in words is "two hundred thirteen billion, three hundred twenty-three million, four hundred fifty-two thousand, one hundred forty-five".