122340123311 has 8 divisors (see below), whose sum is σ = 140519884800. Its totient is φ = 104336012088.

The previous prime is 122340123281. The next prime is 122340123313. The reversal of 122340123311 is 113321043221.

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

It is not a de Polignac number, because 122340123311 - 2²² = 122335929007 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 (122340123313) 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, 43911071 + ... + 43913856.

It is an arithmetic number, because the mean of its divisors is an integer number (17564985600).

Almost surely, 2^122340123311 is an apocalyptic number.

122340123311 is a deficient number, since it is larger than the sum of its proper divisors (18179761489).

122340123311 is an equidigital number, since it uses as much as digits as its factorization.

122340123311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87825133.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 122340123311 its reverse (113321043221), we get a palindrome (235661166532).

The spelling of 122340123311 in words is "one hundred twenty-two billion, three hundred forty million, one hundred twenty-three thousand, three hundred eleven".