121052303 has 4 divisors (see below), whose sum is σ = 124957248. Its totient is φ = 117147360.

The previous prime is 121052299. The next prime is 121052357. The reversal of 121052303 is 303250121.

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 121052303 - 2² = 121052299 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121055303) 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, 1952426 + ... + 1952487.

It is an arithmetic number, because the mean of its divisors is an integer number (31239312).

Almost surely, 2^121052303 is an apocalyptic number.

121052303 is a deficient number, since it is larger than the sum of its proper divisors (3904945).

121052303 is an equidigital number, since it uses as much as digits as its factorization.

121052303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3904944.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 121052303 is about 11002.3771522340. The cubic root of 121052303 is about 494.6799999575.

The spelling of 121052303 in words is "one hundred twenty-one million, fifty-two thousand, three hundred three".