122212635 has 8 divisors (see below), whose sum is σ = 195540240. Its totient is φ = 65180064.

The previous prime is 122212621. The next prime is 122212637. The reversal of 122212635 is 536212221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122212635 - 2⁸ = 122212379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122212637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4073740 + ... + 4073769.

It is an arithmetic number, because the mean of its divisors is an integer number (24442530).

Almost surely, 2^122212635 is an apocalyptic number.

122212635 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122212635 is a deficient number, since it is larger than the sum of its proper divisors (73327605).

122212635 is an equidigital number, since it uses as much as digits as its factorization.

122212635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8147517.

The product of its digits is 1440, while the sum is 24.

The square root of 122212635 is about 11054.9823609086. The cubic root of 122212635 is about 496.2555413941.

Adding to 122212635 its reverse (536212221), we get a palindrome (658424856).

The spelling of 122212635 in words is "one hundred twenty-two million, two hundred twelve thousand, six hundred thirty-five".