4213232323121 has 2 divisors, whose sum is σ = 4213232323122. Its totient is φ = 4213232323120.

The previous prime is 4213232323087. The next prime is 4213232323199. The reversal of 4213232323121 is 1213232323124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4207831690000 + 5400633121 = 2051300^2 + 73489^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4213232323121 is a prime.

It is not a weakly prime, because it can be changed into another prime (4213232325121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2106616161560 + 2106616161561.

It is an arithmetic number, because the mean of its divisors is an integer number (2106616161561).

Almost surely, 2^{4213232323121} is an apocalyptic number.

It is an amenable number.

4213232323121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4213232323121 is an equidigital number, since it uses as much as digits as its factorization.

4213232323121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 29.

Adding to 4213232323121 its reverse (1213232323124), we get a palindrome (5426464646245).

The spelling of 4213232323121 in words is "four trillion, two hundred thirteen billion, two hundred thirty-two million, three hundred twenty-three thousand, one hundred twenty-one".