3311032000021 has 4 divisors (see below), whose sum is σ = 3313726087500. Its totient is φ = 3308337912544.

The previous prime is 3311032000013. The next prime is 3311032000027. The reversal of 3311032000021 is 1200002301133.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2798390319921 + 512641680100 = 1672839^2 + 715990^2 .

It is a cyclic number.

It is not a de Polignac number, because 3311032000021 - 2³ = 3311032000013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3311031999959 and 3311032000004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3311032000027) 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, 1347041896 + ... + 1347044353.

It is an arithmetic number, because the mean of its divisors is an integer number (828431521875).

Almost surely, 2^{3311032000021} is an apocalyptic number.

It is an amenable number.

3311032000021 is a deficient number, since it is larger than the sum of its proper divisors (2694087479).

3311032000021 is a wasteful number, since it uses less digits than its factorization.

3311032000021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2694087478.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 3311032000021 its reverse (1200002301133), we get a palindrome (4511034301154).

The spelling of 3311032000021 in words is "three trillion, three hundred eleven billion, thirty-two million, twenty-one", and thus it is an aban number.