121303000011 has 4 divisors (see below), whose sum is σ = 161737333352. Its totient is φ = 80868666672.

The previous prime is 121303000003. The next prime is 121303000061. The reversal of 121303000011 is 110000303121.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 121303000011 - 2³ = 121303000003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121303000061) 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, 20217166666 + ... + 20217166671.

It is an arithmetic number, because the mean of its divisors is an integer number (40434333338).

Almost surely, 2^121303000011 is an apocalyptic number.

121303000011 is a deficient number, since it is larger than the sum of its proper divisors (40434333341).

121303000011 is an equidigital number, since it uses as much as digits as its factorization.

121303000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40434333340.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 121303000011 its reverse (110000303121), we get a palindrome (231303303132).

The spelling of 121303000011 in words is "one hundred twenty-one billion, three hundred three million, eleven", and thus it is an aban number.