122011315 has 4 divisors (see below), whose sum is σ = 146413584. Its totient is φ = 97609048.

The previous prime is 122011301. The next prime is 122011361. The reversal of 122011315 is 513110221.

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 122011315 - 2⁹ = 122010803 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12201127 + ... + 12201136.

It is an arithmetic number, because the mean of its divisors is an integer number (36603396).

Almost surely, 2^122011315 is an apocalyptic number.

122011315 is a deficient number, since it is larger than the sum of its proper divisors (24402269).

122011315 is an equidigital number, since it uses as much as digits as its factorization.

122011315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24402268.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 122011315 is about 11045.8732112948. The cubic root of 122011315 is about 495.9828988966.

Adding to 122011315 its reverse (513110221), we get a palindrome (635121536).

The spelling of 122011315 in words is "one hundred twenty-two million, eleven thousand, three hundred fifteen".