212123241311 has 8 divisors (see below), whose sum is σ = 212373463680. Its totient is φ = 211873116312.

The previous prime is 212123241287. The next prime is 212123241331. The reversal of 212123241311 is 113142321212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212123241311 - 2²⁶ = 212056132447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212123241331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4914020 + ... + 4956998.

It is an arithmetic number, because the mean of its divisors is an integer number (26546682960).

Almost surely, 2^212123241311 is an apocalyptic number.

212123241311 is a deficient number, since it is larger than the sum of its proper divisors (250222369).

212123241311 is a wasteful number, since it uses less digits than its factorization.

212123241311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48685.

The product of its digits is 576, while the sum is 23.

Adding to 212123241311 its reverse (113142321212), we get a palindrome (325265562523).

The spelling of 212123241311 in words is "two hundred twelve billion, one hundred twenty-three million, two hundred forty-one thousand, three hundred eleven".