121001323 has 4 divisors (see below), whose sum is σ = 121223080. Its totient is φ = 120779568.

The previous prime is 121001299. The next prime is 121001341. The reversal of 121001323 is 323100121.

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 121001323 - 2⁹ = 121000811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121001383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110058 + ... + 111151.

It is an arithmetic number, because the mean of its divisors is an integer number (30305770).

Almost surely, 2^121001323 is an apocalyptic number.

121001323 is a deficient number, since it is larger than the sum of its proper divisors (221757).

121001323 is an equidigital number, since it uses as much as digits as its factorization.

121001323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221756.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 121001323 is about 11000.0601361993. The cubic root of 121001323 is about 494.6105469832.

Adding to 121001323 its reverse (323100121), we get a palindrome (444101444).

The spelling of 121001323 in words is "one hundred twenty-one million, one thousand, three hundred twenty-three".