20211233131103 has 8 divisors (see below), whose sum is σ = 23098586610720. Its totient is φ = 17323888266720.

The previous prime is 20211233131093. The next prime is 20211233131147. The reversal of 20211233131103 is 30113133211202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20211233131103 - 2²² = 20211228936799 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 (20211233131153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4073753 + ... + 7551021.

It is an arithmetic number, because the mean of its divisors is an integer number (2887323326340).

Almost surely, 2^{20211233131103} is an apocalyptic number.

20211233131103 is a deficient number, since it is larger than the sum of its proper divisors (2887353479617).

20211233131103 is an equidigital number, since it uses as much as digits as its factorization.

20211233131103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4307617.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 20211233131103 its reverse (30113133211202), we get a palindrome (50324366342305).

The spelling of 20211233131103 in words is "twenty trillion, two hundred eleven billion, two hundred thirty-three million, one hundred thirty-one thousand, one hundred three".