122261724306 has 36 divisors (see below), whose sum is σ = 267279128298. Its totient is φ = 40388044032.

The previous prime is 122261724287. The next prime is 122261724331. The reversal of 122261724306 is 603427162221.

122261724306 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 617 + 2 + 4 + 30 + 6 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 122261416281 + 308025 = 349659^2 + 555^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 15765726 + ... + 15773478.

Almost surely, 2^122261724306 is an apocalyptic number.

122261724306 is an abundant number, since it is smaller than the sum of its proper divisors (145017403992).

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

122261724306 is an frugal number, since it uses more digits than its factorization.

122261724306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15627 (or 7871 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

Adding to 122261724306 its reverse (603427162221), we get a palindrome (725688886527).

The spelling of 122261724306 in words is "one hundred twenty-two billion, two hundred sixty-one million, seven hundred twenty-four thousand, three hundred six".