121226604 has 24 divisors (see below), whose sum is σ = 283136448. Its totient is φ = 40369680.

The previous prime is 121226603. The next prime is 121226617. The reversal of 121226604 is 406622121.

It is not an unprimeable number, because it can be changed into a prime (121226603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9739 + ... + 18365.

It is an arithmetic number, because the mean of its divisors is an integer number (11797352).

Almost surely, 2^121226604 is an apocalyptic number.

It is an amenable number.

121226604 is an abundant number, since it is smaller than the sum of its proper divisors (161909844).

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

121226604 is a wasteful number, since it uses less digits than its factorization.

121226604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9805 (or 9803 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 121226604 is about 11010.2953638856. The cubic root of 121226604 is about 494.9173129917.

Adding to 121226604 its reverse (406622121), we get a palindrome (527848725).

The spelling of 121226604 in words is "one hundred twenty-one million, two hundred twenty-six thousand, six hundred four".