122345011 has 4 divisors (see below), whose sum is σ = 122368392. Its totient is φ = 122321632.

The previous prime is 122344993. The next prime is 122345017. The reversal of 122345011 is 110543221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122345011 - 2⁹ = 122344499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122345011.

It is not an unprimeable number, because it can be changed into a prime (122345017) 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, 171 + ... + 15643.

It is an arithmetic number, because the mean of its divisors is an integer number (30592098).

Almost surely, 2^122345011 is an apocalyptic number.

122345011 is a deficient number, since it is larger than the sum of its proper divisors (23381).

122345011 is an equidigital number, since it uses as much as digits as its factorization.

122345011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23380.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 122345011 is about 11060.9679052061. The cubic root of 122345011 is about 496.4346516782.

Adding to 122345011 its reverse (110543221), we get a palindrome (232888232).

The spelling of 122345011 in words is "one hundred twenty-two million, three hundred forty-five thousand, eleven".