120300211123 has 4 divisors (see below), whose sum is σ = 120501046800. Its totient is φ = 120099375448.

The previous prime is 120300211063. The next prime is 120300211169. The reversal of 120300211123 is 321112003021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120300211123 is a prime.

It is a super-2 number, since 2×120300211123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120300211097 and 120300211106.

It is not an unprimeable number, because it can be changed into a prime (120300211193) 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, 100416940 + ... + 100418137.

It is an arithmetic number, because the mean of its divisors is an integer number (30125261700).

Almost surely, 2^120300211123 is an apocalyptic number.

120300211123 is a deficient number, since it is larger than the sum of its proper divisors (200835677).

120300211123 is an equidigital number, since it uses as much as digits as its factorization.

120300211123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200835676.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 120300211123 its reverse (321112003021), we get a palindrome (441412214144).

The spelling of 120300211123 in words is "one hundred twenty billion, three hundred million, two hundred eleven thousand, one hundred twenty-three".