20332201011 has 4 divisors (see below), whose sum is σ = 27109601352. Its totient is φ = 13554800672.

The previous prime is 20332200961. The next prime is 20332201013. The reversal of 20332201011 is 11010223302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20332201011 - 2¹³ = 20332192819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20332201013) 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, 3388700166 + ... + 3388700171.

It is an arithmetic number, because the mean of its divisors is an integer number (6777400338).

Almost surely, 2^20332201011 is an apocalyptic number.

20332201011 is a deficient number, since it is larger than the sum of its proper divisors (6777400341).

20332201011 is an equidigital number, since it uses as much as digits as its factorization.

20332201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6777400340.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20332201011 its reverse (11010223302), we get a palindrome (31342424313).

The spelling of 20332201011 in words is "twenty billion, three hundred thirty-two million, two hundred one thousand, eleven".