121042330142023 has 4 divisors (see below), whose sum is σ = 121042370564928. Its totient is φ = 121042289719120.

The previous prime is 121042330142021. The next prime is 121042330142033. The reversal of 121042330142023 is 320241033240121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121042330142023 - 2¹ = 121042330142021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121042330141982 and 121042330142000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121042330142021) 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, 15326263 + ... + 21839848.

It is an arithmetic number, because the mean of its divisors is an integer number (30260592641232).

Almost surely, 2^{121042330142023} is an apocalyptic number.

121042330142023 is a deficient number, since it is larger than the sum of its proper divisors (40422905).

121042330142023 is an equidigital number, since it uses as much as digits as its factorization.

121042330142023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40422904.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 121042330142023 its reverse (320241033240121), we get a palindrome (441283363382144).

The spelling of 121042330142023 in words is "one hundred twenty-one trillion, forty-two billion, three hundred thirty million, one hundred forty-two thousand, twenty-three".