121123023130133 has 4 divisors (see below), whose sum is σ = 121161268483200. Its totient is φ = 121084777777068.

The previous prime is 121123023130097. The next prime is 121123023130141. The reversal of 121123023130133 is 331031320321121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 121123023130133 - 2⁸ = 121123023129877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121123023130033) 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, 19122671783 + ... + 19122678116.

It is an arithmetic number, because the mean of its divisors is an integer number (30290317120800).

Almost surely, 2^{121123023130133} is an apocalyptic number.

It is an amenable number.

121123023130133 is a deficient number, since it is larger than the sum of its proper divisors (38245353067).

121123023130133 is an equidigital number, since it uses as much as digits as its factorization.

121123023130133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38245353066.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 121123023130133 its reverse (331031320321121), we get a palindrome (452154343451254).

The spelling of 121123023130133 in words is "one hundred twenty-one trillion, one hundred twenty-three billion, twenty-three million, one hundred thirty thousand, one hundred thirty-three".