121311311020033 has 8 divisors (see below), whose sum is σ = 121493583405056. Its totient is φ = 121129044624000.

The previous prime is 121311311020019. The next prime is 121311311020037. The reversal of 121311311020033 is 330020113113121.

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 121311311020033 - 2²⁹ = 121310774149121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121311311019986 and 121311311020013.

It is not an unprimeable number, because it can be changed into a prime (121311311020037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39903808 + ... + 42836158.

It is an arithmetic number, because the mean of its divisors is an integer number (15186697925632).

Almost surely, 2^{121311311020033} is an apocalyptic number.

It is an amenable number.

121311311020033 is a deficient number, since it is larger than the sum of its proper divisors (182272385023).

121311311020033 is an equidigital number, since it uses as much as digits as its factorization.

121311311020033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2994495.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 121311311020033 its reverse (330020113113121), we get a palindrome (451331424133154).

The spelling of 121311311020033 in words is "one hundred twenty-one trillion, three hundred eleven billion, three hundred eleven million, twenty thousand, thirty-three".