122320530340 has 12 divisors (see below), whose sum is σ = 256873113756. Its totient is φ = 48928212128.

The previous prime is 122320530301. The next prime is 122320530349. The reversal of 122320530340 is 43035023221.

It can be written as a sum of positive squares in 2 ways, for example, as 16933296384 + 105387233956 = 130128^2 + 324634^2 .

It is not an unprimeable number, because it can be changed into a prime (122320530349) 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, 3058013239 + ... + 3058013278.

It is an arithmetic number, because the mean of its divisors is an integer number (21406092813).

Almost surely, 2^122320530340 is an apocalyptic number.

122320530340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122320530340 is an abundant number, since it is smaller than the sum of its proper divisors (134552583416).

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

122320530340 is a wasteful number, since it uses less digits than its factorization.

122320530340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6116026526 (or 6116026524 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 122320530340 its reverse (43035023221), we get a palindrome (165355553561).

The spelling of 122320530340 in words is "one hundred twenty-two billion, three hundred twenty million, five hundred thirty thousand, three hundred forty".