122440630306 has 32 divisors (see below), whose sum is σ = 194857850880. Its totient is φ = 57502732800.

The previous prime is 122440630237. The next prime is 122440630379. The reversal of 122440630306 is 603036044221.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58000191 + ... + 58002301.

It is an arithmetic number, because the mean of its divisors is an integer number (6089307840).

Almost surely, 2^122440630306 is an apocalyptic number.

122440630306 is a deficient number, since it is larger than the sum of its proper divisors (72417220574).

122440630306 is a wasteful number, since it uses less digits than its factorization.

122440630306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4770.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 122440630306 its reverse (603036044221), we get a palindrome (725476674527).

The spelling of 122440630306 in words is "one hundred twenty-two billion, four hundred forty million, six hundred thirty thousand, three hundred six".