121102330123 has 8 divisors (see below), whose sum is σ = 126725639328. Its totient is φ = 115508853504.

The previous prime is 121102330121. The next prime is 121102330127. The reversal of 121102330123 is 321033201121.

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 121102330123 - 2¹ = 121102330121 is a prime.

It is a super-2 number, since 2×121102330123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121102330123.

It is not an unprimeable number, because it can be changed into a prime (121102330121) 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, 7449840 + ... + 7466077.

It is an arithmetic number, because the mean of its divisors is an integer number (15840704916).

Almost surely, 2^121102330123 is an apocalyptic number.

121102330123 is a deficient number, since it is larger than the sum of its proper divisors (5623309205).

121102330123 is a wasteful number, since it uses less digits than its factorization.

121102330123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14916293.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 121102330123 its reverse (321033201121), we get a palindrome (442135531244).

The spelling of 121102330123 in words is "one hundred twenty-one billion, one hundred two million, three hundred thirty thousand, one hundred twenty-three".