121103233011 has 48 divisors (see below), whose sum is σ = 194042384640. Its totient is φ = 72436161600.

The previous prime is 121103233007. The next prime is 121103233063. The reversal of 121103233011 is 110332301121.

It is not a de Polignac number, because 121103233011 - 2² = 121103233007 is a prime.

It is a super-2 number, since 2×121103233011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121103233001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 244800 + ... + 549666.

It is an arithmetic number, because the mean of its divisors is an integer number (4042549680).

Almost surely, 2^121103233011 is an apocalyptic number.

121103233011 is a deficient number, since it is larger than the sum of its proper divisors (72939151629).

121103233011 is a wasteful number, since it uses less digits than its factorization.

121103233011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305016 (or 305013 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 121103233011 its reverse (110332301121), we get a palindrome (231435534132).

The spelling of 121103233011 in words is "one hundred twenty-one billion, one hundred three million, two hundred thirty-three thousand, eleven".