212403331113 has 16 divisors (see below), whose sum is σ = 298497856320. Its totient is φ = 134139771584.

The previous prime is 212403331109. The next prime is 212403331159. The reversal of 212403331113 is 311133304212.

It is a cyclic number.

It is not a de Polignac number, because 212403331113 - 2² = 212403331109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212403331103) 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, 23027631 + ... + 23036852.

It is an arithmetic number, because the mean of its divisors is an integer number (18656116020).

Almost surely, 2^212403331113 is an apocalyptic number.

It is an amenable number.

212403331113 is a deficient number, since it is larger than the sum of its proper divisors (86094525207).

212403331113 is a wasteful number, since it uses less digits than its factorization.

212403331113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46064568.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 212403331113 its reverse (311133304212), we get a palindrome (523536635325).

The spelling of 212403331113 in words is "two hundred twelve billion, four hundred three million, three hundred thirty-one thousand, one hundred thirteen".