20100020333 has 4 divisors (see below), whose sum is σ = 21157916160. Its totient is φ = 19042124508.

The previous prime is 20100020327. The next prime is 20100020383. The reversal of 20100020333 is 33302000102.

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 20100020333 - 2²² = 20095826029 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20100020383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528947885 + ... + 528947922.

It is an arithmetic number, because the mean of its divisors is an integer number (5289479040).

Almost surely, 2^20100020333 is an apocalyptic number.

It is an amenable number.

20100020333 is a deficient number, since it is larger than the sum of its proper divisors (1057895827).

20100020333 is a wasteful number, since it uses less digits than its factorization.

20100020333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057895826.

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 20100020333 its reverse (33302000102), we get a palindrome (53402020435).

The spelling of 20100020333 in words is "twenty billion, one hundred million, twenty thousand, three hundred thirty-three".