20010033321103 has 16 divisors (see below), whose sum is σ = 23186693505024. Its totient is φ = 16914511514880.

The previous prime is 20010033321059. The next prime is 20010033321127. The reversal of 20010033321103 is 30112333001002.

It is not a de Polignac number, because 20010033321103 - 2²¹ = 20010031223951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20010033321143) 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, 67242178 + ... + 67539103.

It is an arithmetic number, because the mean of its divisors is an integer number (1449168344064).

Almost surely, 2^{20010033321103} is an apocalyptic number.

20010033321103 is a deficient number, since it is larger than the sum of its proper divisors (3176660183921).

20010033321103 is a wasteful number, since it uses less digits than its factorization.

20010033321103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134781582.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 20010033321103 its reverse (30112333001002), we get a palindrome (50122366322105).

The spelling of 20010033321103 in words is "twenty trillion, ten billion, thirty-three million, three hundred twenty-one thousand, one hundred three".