122121227307 has 16 divisors (see below), whose sum is σ = 167282320160. Its totient is φ = 79188544512.

The previous prime is 122121227281. The next prime is 122121227321. The reversal of 122121227307 is 703722121221.

It is a happy number.

It is not a de Polignac number, because 122121227307 - 2²⁰ = 122120178731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122121227357) 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, 178173 + ... + 525345.

It is an arithmetic number, because the mean of its divisors is an integer number (10455145010).

Almost surely, 2^122121227307 is an apocalyptic number.

122121227307 is a deficient number, since it is larger than the sum of its proper divisors (45161092853).

122121227307 is a wasteful number, since it uses less digits than its factorization.

122121227307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350382.

The product of its (nonzero) digits is 4704, while the sum is 30.

Adding to 122121227307 its reverse (703722121221), we get a palindrome (825843348528).

The spelling of 122121227307 in words is "one hundred twenty-two billion, one hundred twenty-one million, two hundred twenty-seven thousand, three hundred seven".