213032244101 has 2 divisors, whose sum is σ = 213032244102. Its totient is φ = 213032244100.

The previous prime is 213032244097. The next prime is 213032244119. The reversal of 213032244101 is 101442230312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135317301025 + 77714943076 = 367855^2 + 278774^2 .

It is a cyclic number.

It is not a de Polignac number, because 213032244101 - 2² = 213032244097 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213032244121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106516122050 + 106516122051.

It is an arithmetic number, because the mean of its divisors is an integer number (106516122051).

Almost surely, 2^213032244101 is an apocalyptic number.

It is an amenable number.

213032244101 is a deficient number, since it is larger than the sum of its proper divisors (1).

213032244101 is an equidigital number, since it uses as much as digits as its factorization.

213032244101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 213032244101 its reverse (101442230312), we get a palindrome (314474474413).

The spelling of 213032244101 in words is "two hundred thirteen billion, thirty-two million, two hundred forty-four thousand, one hundred one".