121033201220123 has 8 divisors (see below), whose sum is σ = 121197189936960. Its totient is φ = 120869248011840.

The previous prime is 121033201220059. The next prime is 121033201220131. The reversal of 121033201220123 is 321022102330121.

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 121033201220123 - 2⁶ = 121033201220059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121033201220623) 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, 2051840 + ... + 15693197.

It is an arithmetic number, because the mean of its divisors is an integer number (15149648742120).

Almost surely, 2^{121033201220123} is an apocalyptic number.

121033201220123 is a deficient number, since it is larger than the sum of its proper divisors (163988716837).

121033201220123 is an equidigital number, since it uses as much as digits as its factorization.

121033201220123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17754277.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 121033201220123 its reverse (321022102330121), we get a palindrome (442055303550244).

The spelling of 121033201220123 in words is "one hundred twenty-one trillion, thirty-three billion, two hundred one million, two hundred twenty thousand, one hundred twenty-three".