121033010123 has 8 divisors (see below), whose sum is σ = 121559866800. Its totient is φ = 120506852448.

The previous prime is 121033010099. The next prime is 121033010129. The reversal of 121033010123 is 321010330121.

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 121033010123 - 2¹⁶ = 121032944587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121033010129) 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, 173813 + ... + 521801.

It is an arithmetic number, because the mean of its divisors is an integer number (15194983350).

Almost surely, 2^121033010123 is an apocalyptic number.

121033010123 is a deficient number, since it is larger than the sum of its proper divisors (526856677).

121033010123 is a wasteful number, since it uses less digits than its factorization.

121033010123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349501.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 121033010123 its reverse (321010330121), we get a palindrome (442043340244).

The spelling of 121033010123 in words is "one hundred twenty-one billion, thirty-three million, ten thousand, one hundred twenty-three".