121122303 has 4 divisors (see below), whose sum is σ = 161496408. Its totient is φ = 80748200.

The previous prime is 121122293. The next prime is 121122307. The reversal of 121122303 is 303221121.

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 121122303 - 2⁸ = 121122047 is a prime.

It is a super-2 number, since 2×121122303² = 29341224568047618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121122307) 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, 20187048 + ... + 20187053.

It is an arithmetic number, because the mean of its divisors is an integer number (40374102).

Almost surely, 2^121122303 is an apocalyptic number.

121122303 is a deficient number, since it is larger than the sum of its proper divisors (40374105).

121122303 is an equidigital number, since it uses as much as digits as its factorization.

121122303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40374104.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 121122303 is about 11005.5578232091. The cubic root of 121122303 is about 494.7753332051.

Adding to 121122303 its reverse (303221121), we get a palindrome (424343424).

The spelling of 121122303 in words is "one hundred twenty-one million, one hundred twenty-two thousand, three hundred three".