120264126603 has 4 divisors (see below), whose sum is σ = 160352168808. Its totient is φ = 80176084400.

The previous prime is 120264126571. The next prime is 120264126641. The reversal of 120264126603 is 306621462021.

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 120264126603 - 2⁵ = 120264126571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120264121603) 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, 20044021098 + ... + 20044021103.

It is an arithmetic number, because the mean of its divisors is an integer number (40088042202).

Almost surely, 2^120264126603 is an apocalyptic number.

120264126603 is a deficient number, since it is larger than the sum of its proper divisors (40088042205).

120264126603 is an equidigital number, since it uses as much as digits as its factorization.

120264126603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40088042204.

The product of its (nonzero) digits is 20736, while the sum is 33.

Adding to 120264126603 its reverse (306621462021), we get a palindrome (426885588624).

The spelling of 120264126603 in words is "one hundred twenty billion, two hundred sixty-four million, one hundred twenty-six thousand, six hundred three".