121332003 has 8 divisors (see below), whose sum is σ = 174220368. Its totient is φ = 74665824.

The previous prime is 121331983. The next prime is 121332011. The reversal of 121332003 is 300233121.

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

It is not a de Polignac number, because 121332003 - 2⁸ = 121331747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121332023) 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, 1555500 + ... + 1555577.

It is an arithmetic number, because the mean of its divisors is an integer number (21777546).

Almost surely, 2^121332003 is an apocalyptic number.

121332003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

121332003 is a deficient number, since it is larger than the sum of its proper divisors (52888365).

121332003 is a wasteful number, since it uses less digits than its factorization.

121332003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111093.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 121332003 is about 11015.0807078296. The cubic root of 121332003 is about 495.0607047273.

Adding to 121332003 its reverse (300233121), we get a palindrome (421565124).

The spelling of 121332003 in words is "one hundred twenty-one million, three hundred thirty-two thousand, three".