20330002011 has 16 divisors (see below), whose sum is σ = 29641171968. Its totient is φ = 12291938400.

The previous prime is 20330002009. The next prime is 20330002093. The reversal of 20330002011 is 11020003302.

It is a happy number.

It is not a de Polignac number, because 20330002011 - 2¹ = 20330002009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20330002111) 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, 717771 + ... + 745556.

It is an arithmetic number, because the mean of its divisors is an integer number (1852573248).

Almost surely, 2^20330002011 is an apocalyptic number.

20330002011 is a deficient number, since it is larger than the sum of its proper divisors (9311169957).

20330002011 is a wasteful number, since it uses less digits than its factorization.

20330002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463762.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 20330002011 its reverse (11020003302), we get a palindrome (31350005313).

The spelling of 20330002011 in words is "twenty billion, three hundred thirty million, two thousand, eleven".