21332302031011 has 16 divisors (see below), whose sum is σ = 22275387244800. Its totient is φ = 20403677152768.

The previous prime is 21332302031003. The next prime is 21332302031083. The reversal of 21332302031011 is 11013020323312.

It is a cyclic number.

It is not a de Polignac number, because 21332302031011 - 2³ = 21332302031003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21332302131011) 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, 3701650 + ... + 7507783.

It is an arithmetic number, because the mean of its divisors is an integer number (1392211702800).

Almost surely, 2^{21332302031011} is an apocalyptic number.

21332302031011 is a deficient number, since it is larger than the sum of its proper divisors (943085213789).

21332302031011 is a wasteful number, since it uses less digits than its factorization.

21332302031011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11210078.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 21332302031011 its reverse (11013020323312), we get a palindrome (32345322354323).

The spelling of 21332302031011 in words is "twenty-one trillion, three hundred thirty-two billion, three hundred two million, thirty-one thousand, eleven".