120343343021 has 32 divisors (see below), whose sum is σ = 143357212800. Its totient is φ = 100069200000.

The previous prime is 120343342993. The next prime is 120343343023.

120343343021 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 120343343021 - 2¹⁴ = 120343326637 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 (120343343023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2160521 + ... + 2215521.

It is an arithmetic number, because the mean of its divisors is an integer number (4479912900).

Almost surely, 2^120343343021 is an apocalyptic number.

120343343021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120343343021 is a deficient number, since it is larger than the sum of its proper divisors (23013869779).

120343343021 is an equidigital number, since it uses as much as digits as its factorization.

120343343021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55098 (or 55060 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

It can be divided in two parts, 120343 and 343021, that added together give a palindrome (463364).

The spelling of 120343343021 in words is "one hundred twenty billion, three hundred forty-three million, three hundred forty-three thousand, twenty-one".