20203213132103 has 8 divisors (see below), whose sum is σ = 21396264655488. Its totient is φ = 19036382521464.

The previous prime is 20203213132093. The next prime is 20203213132111. The reversal of 20203213132103 is 30123131230202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20203213132103 is a prime.

It is a super-2 number, since 2×20203213132103² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20203263132103) 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, 6555226601 + ... + 6555229682.

It is an arithmetic number, because the mean of its divisors is an integer number (2674533081936).

Almost surely, 2^{20203213132103} is an apocalyptic number.

20203213132103 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

20203213132103 is a deficient number, since it is larger than the sum of its proper divisors (1193051523385).

20203213132103 is a wasteful number, since it uses less digits than its factorization.

20203213132103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13110456373.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20203213132103 its reverse (30123131230202), we get a palindrome (50326344362305).

The spelling of 20203213132103 in words is "twenty trillion, two hundred three billion, two hundred thirteen million, one hundred thirty-two thousand, one hundred three".