212302021131113 has 4 divisors (see below), whose sum is σ = 212302529513040. Its totient is φ = 212301512749188.

The previous prime is 212302021131103. The next prime is 212302021131139. The reversal of 212302021131113 is 311131120203212.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212302021131113 - 2⁴ = 212302021131097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212302021131103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253564043 + ... + 254399936.

It is an arithmetic number, because the mean of its divisors is an integer number (53075632378260).

Almost surely, 2^{212302021131113} is an apocalyptic number.

It is an amenable number.

212302021131113 is a deficient number, since it is larger than the sum of its proper divisors (508381927).

212302021131113 is an equidigital number, since it uses as much as digits as its factorization.

212302021131113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508381926.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 212302021131113 its reverse (311131120203212), we get a palindrome (523433141334325).

The spelling of 212302021131113 in words is "two hundred twelve trillion, three hundred two billion, twenty-one million, one hundred thirty-one thousand, one hundred thirteen".