213020232321201 has 16 divisors (see below), whose sum is σ = 290295017812800. Its totient is φ = 138913348827200.

The previous prime is 213020232321133. The next prime is 213020232321203. The reversal of 213020232321201 is 102123232020312.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213020232321201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213020232321203) 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, 4235137926 + ... + 4235188223.

It is an arithmetic number, because the mean of its divisors is an integer number (18143438613300).

Almost surely, 2^{213020232321201} is an apocalyptic number.

It is an amenable number.

213020232321201 is a deficient number, since it is larger than the sum of its proper divisors (77274785491599).

213020232321201 is a wasteful number, since it uses less digits than its factorization.

213020232321201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8470326336.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 213020232321201 its reverse (102123232020312), we get a palindrome (315143464341513).

The spelling of 213020232321201 in words is "two hundred thirteen trillion, twenty billion, two hundred thirty-two million, three hundred twenty-one thousand, two hundred one".