20033356101 has 16 divisors (see below), whose sum is σ = 29221992000. Its totient is φ = 12107025920.

The previous prime is 20033356099. The next prime is 20033356139. The reversal of 20033356101 is 10165333002.

It is a happy number.

It is not a de Polignac number, because 20033356101 - 2¹ = 20033356099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20033356141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 848226 + ... + 871523.

It is an arithmetic number, because the mean of its divisors is an integer number (1826374500).

Almost surely, 2^20033356101 is an apocalyptic number.

It is an amenable number.

20033356101 is a deficient number, since it is larger than the sum of its proper divisors (9188635899).

20033356101 is a wasteful number, since it uses less digits than its factorization.

20033356101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720116.

The product of its (nonzero) digits is 1620, while the sum is 24.

Adding to 20033356101 its reverse (10165333002), we get a palindrome (30198689103).

The spelling of 20033356101 in words is "twenty billion, thirty-three million, three hundred fifty-six thousand, one hundred one".