122312110122340 has 48 divisors (see below), whose sum is σ = 261644299233408. Its totient is φ = 48021085776384.

The previous prime is 122312110122317. The next prime is 122312110122347. The reversal of 122312110122340 is 43221011213221.

It is not an unprimeable number, because it can be changed into a prime (122312110122347) 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, 262487622 + ... + 262953181.

It is an arithmetic number, because the mean of its divisors is an integer number (5450922900696).

Almost surely, 2^{122312110122340} is an apocalyptic number.

122312110122340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122312110122340 is an abundant number, since it is smaller than the sum of its proper divisors (139332189111068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122312110122340 is a wasteful number, since it uses less digits than its factorization.

122312110122340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525441028 (or 525441026 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 122312110122340 its reverse (43221011213221), we get a palindrome (165533121335561).

The spelling of 122312110122340 in words is "one hundred twenty-two trillion, three hundred twelve billion, one hundred ten million, one hundred twenty-two thousand, three hundred forty".