120211221320003 has 16 divisors (see below), whose sum is σ = 132100771760640. Its totient is φ = 108481929211200.

The previous prime is 120211221319951. The next prime is 120211221320011. The reversal of 120211221320003 is 300023122112021.

It is a cyclic number.

It is not a de Polignac number, because 120211221320003 - 2²⁰ = 120211220271427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120211221323003) 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, 48817178 + ... + 51220496.

It is an arithmetic number, because the mean of its divisors is an integer number (8256298235040).

Almost surely, 2^{120211221320003} is an apocalyptic number.

120211221320003 is a deficient number, since it is larger than the sum of its proper divisors (11889550440637).

120211221320003 is a wasteful number, since it uses less digits than its factorization.

120211221320003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2436658.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 120211221320003 its reverse (300023122112021), we get a palindrome (420234343432024).

The spelling of 120211221320003 in words is "one hundred twenty trillion, two hundred eleven billion, two hundred twenty-one million, three hundred twenty thousand, three".