120010001221203 has 16 divisors (see below), whose sum is σ = 164440283792640. Its totient is φ = 77795884226016.

The previous prime is 120010001221183. The next prime is 120010001221283. The reversal of 120010001221203 is 302122100010021.

It is not a de Polignac number, because 120010001221203 - 2⁸ = 120010001220947 is a prime.

It is a super-2 number, since 2×120010001221203² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120010001221283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336215893 + ... + 336572646.

It is an arithmetic number, because the mean of its divisors is an integer number (10277517737040).

Almost surely, 2^{120010001221203} is an apocalyptic number.

120010001221203 is a deficient number, since it is larger than the sum of its proper divisors (44430282571437).

120010001221203 is a wasteful number, since it uses less digits than its factorization.

120010001221203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672790186.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 120010001221203 its reverse (302122100010021), we get a palindrome (422132101231224).

The spelling of 120010001221203 in words is "one hundred twenty trillion, ten billion, one million, two hundred twenty-one thousand, two hundred three".