213200123023 has 16 divisors (see below), whose sum is σ = 216636884352. Its totient is φ = 209785356000.

The previous prime is 213200123011. The next prime is 213200123029. The reversal of 213200123023 is 320321002312.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213200123023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213200123029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32442328 + ... + 32448898.

It is an arithmetic number, because the mean of its divisors is an integer number (13539805272).

Almost surely, 2^213200123023 is an apocalyptic number.

213200123023 is a deficient number, since it is larger than the sum of its proper divisors (3436761329).

213200123023 is a wasteful number, since it uses less digits than its factorization.

213200123023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8166.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 213200123023 its reverse (320321002312), we get a palindrome (533521125335).

It can be divided in two parts, 2132001 and 23023, that added together give a square (2155024 = 1468²).

The spelling of 213200123023 in words is "two hundred thirteen billion, two hundred million, one hundred twenty-three thousand, twenty-three".