120343154321 has 8 divisors (see below), whose sum is σ = 129973812864. Its totient is φ = 110765851920.

The previous prime is 120343154303. The next prime is 120343154341. The reversal of 120343154321 is 123451343021.

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 120343154321 - 2²⁶ = 120276045457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120343154341) 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, 13334345 + ... + 13343366.

It is an arithmetic number, because the mean of its divisors is an integer number (16246726608).

Almost surely, 2^120343154321 is an apocalyptic number.

It is an amenable number.

120343154321 is a deficient number, since it is larger than the sum of its proper divisors (9630658543).

120343154321 is a wasteful number, since it uses less digits than its factorization.

120343154321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26678071.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 120343154321 its reverse (123451343021), we get a palindrome (243794497342).

The spelling of 120343154321 in words is "one hundred twenty billion, three hundred forty-three million, one hundred fifty-four thousand, three hundred twenty-one".