122340315523 has 8 divisors (see below), whose sum is σ = 124406122320. Its totient is φ = 120276451680.

The previous prime is 122340315497. The next prime is 122340315541. The reversal of 122340315523 is 325513043221.

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 122340315523 - 2⁹ = 122340315011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122340315593) 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, 358465 + ... + 610882.

It is an arithmetic number, because the mean of its divisors is an integer number (15550765290).

Almost surely, 2^122340315523 is an apocalyptic number.

122340315523 is a deficient number, since it is larger than the sum of its proper divisors (2065806797).

122340315523 is an equidigital number, since it uses as much as digits as its factorization.

122340315523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971477.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 122340315523 its reverse (325513043221), we get a palindrome (447853358744).

The spelling of 122340315523 in words is "one hundred twenty-two billion, three hundred forty million, three hundred fifteen thousand, five hundred twenty-three".