121123033009 has 8 divisors (see below), whose sum is σ = 132136748352. Its totient is φ = 110109739440.

The previous prime is 121123032991. The next prime is 121123033013. The reversal of 121123033009 is 900330321121.

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

It is a cyclic number.

It is not a de Polignac number, because 121123033009 - 2⁵ = 121123032977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121123033039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 988707 + ... + 1104439.

It is an arithmetic number, because the mean of its divisors is an integer number (16517093544).

Almost surely, 2^121123033009 is an apocalyptic number.

It is an amenable number.

121123033009 is a deficient number, since it is larger than the sum of its proper divisors (11013715343).

121123033009 is a wasteful number, since it uses less digits than its factorization.

121123033009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210887.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 121123033009 in words is "one hundred twenty-one billion, one hundred twenty-three million, thirty-three thousand, nine".