121331023033 has 32 divisors (see below), whose sum is σ = 139701123072. Its totient is φ = 104296896000.

The previous prime is 121331023031. The next prime is 121331023067. The reversal of 121331023033 is 330320133121.

It is not a de Polignac number, because 121331023033 - 2¹ = 121331023031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121331022995 and 121331023013.

It is not an unprimeable number, because it can be changed into a prime (121331023031) 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 31 ways as a sum of consecutive naturals, for example, 26084758 + ... + 26089408.

It is an arithmetic number, because the mean of its divisors is an integer number (4365660096).

Almost surely, 2^121331023033 is an apocalyptic number.

It is an amenable number.

121331023033 is a deficient number, since it is larger than the sum of its proper divisors (18370100039).

121331023033 is a wasteful number, since it uses less digits than its factorization.

121331023033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5845.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 121331023033 its reverse (330320133121), we get a palindrome (451651156154).

The spelling of 121331023033 in words is "one hundred twenty-one billion, three hundred thirty-one million, twenty-three thousand, thirty-three".