20042101333 has 4 divisors (see below), whose sum is σ = 20078741920. Its totient is φ = 20005460748.

The previous prime is 20042101327. The next prime is 20042101337. The reversal of 20042101333 is 33310124002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20042101333 - 2⁹ = 20042100821 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20042101333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20042101337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18319473 + ... + 18320566.

It is an arithmetic number, because the mean of its divisors is an integer number (5019685480).

Almost surely, 2^20042101333 is an apocalyptic number.

It is an amenable number.

20042101333 is a deficient number, since it is larger than the sum of its proper divisors (36640587).

20042101333 is an equidigital number, since it uses as much as digits as its factorization.

20042101333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36640586.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20042101333 its reverse (33310124002), we get a palindrome (53352225335).

The spelling of 20042101333 in words is "twenty billion, forty-two million, one hundred one thousand, three hundred thirty-three".