121313234 has 16 divisors (see below), whose sum is σ = 212803008. Its totient is φ = 50782032.

The previous prime is 121313197. The next prime is 121313243. The reversal of 121313234 is 432313121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100157 + ... + 101360.

It is an arithmetic number, because the mean of its divisors is an integer number (13300188).

Almost surely, 2^121313234 is an apocalyptic number.

121313234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

121313234 is a deficient number, since it is larger than the sum of its proper divisors (91489774).

121313234 is a wasteful number, since it uses less digits than its factorization.

121313234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201569.

The product of its digits is 432, while the sum is 20.

The square root of 121313234 is about 11014.2287065414. The cubic root of 121313234 is about 495.0351762235.

Adding to 121313234 its reverse (432313121), we get a palindrome (553626355).

The spelling of 121313234 in words is "one hundred twenty-one million, three hundred thirteen thousand, two hundred thirty-four".