20213000131103 has 8 divisors (see below), whose sum is σ = 21771160110000. Its totient is φ = 18655313554368.

The previous prime is 20213000131091. The next prime is 20213000131123. The reversal of 20213000131103 is 30113100031202.

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

It is a cyclic number.

It is not a de Polignac number, because 20213000131103 - 2¹⁶ = 20213000065567 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 (20213000131123) 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, 118261853 + ... + 118432646.

It is an arithmetic number, because the mean of its divisors is an integer number (2721395013750).

Almost surely, 2^{20213000131103} is an apocalyptic number.

20213000131103 is a deficient number, since it is larger than the sum of its proper divisors (1558159978897).

20213000131103 is a wasteful number, since it uses less digits than its factorization.

20213000131103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236701081.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 20213000131103 its reverse (30113100031202), we get a palindrome (50326100162305).

Subtracting 20213000131103 from its reverse (30113100031202), we obtain a palindrome (9900099900099).

The spelling of 20213000131103 in words is "twenty trillion, two hundred thirteen billion, one hundred thirty-one thousand, one hundred three".