212233131113 has 2 divisors, whose sum is σ = 212233131114. Its totient is φ = 212233131112.

The previous prime is 212233131101. The next prime is 212233131133. The reversal of 212233131113 is 311131332212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107277866089 + 104955265024 = 327533^2 + 323968^2 .

It is a cyclic number.

It is not a de Polignac number, because 212233131113 - 2⁶ = 212233131049 is a prime.

It is not a weakly prime, because it can be changed into another prime (212233131133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106116565556 + 106116565557.

It is an arithmetic number, because the mean of its divisors is an integer number (106116565557).

Almost surely, 2^212233131113 is an apocalyptic number.

It is an amenable number.

212233131113 is a deficient number, since it is larger than the sum of its proper divisors (1).

212233131113 is an equidigital number, since it uses as much as digits as its factorization.

212233131113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 23.

Adding to 212233131113 its reverse (311131332212), we get a palindrome (523364463325).

The spelling of 212233131113 in words is "two hundred twelve billion, two hundred thirty-three million, one hundred thirty-one thousand, one hundred thirteen".