11310032213021 has 4 divisors (see below), whose sum is σ = 11310045009312. Its totient is φ = 11310019416732.

The previous prime is 11310032212961. The next prime is 11310032213041. The reversal of 11310032213021 is 12031223001311.

It is a happy number.

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 11310032213021 - 2⁶ = 11310032212957 is a prime.

It is a super-3 number, since 3×11310032213021³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11310032212984 and 11310032213002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11310032213041) 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, 4965425 + ... + 6875718.

It is an arithmetic number, because the mean of its divisors is an integer number (2827511252328).

Almost surely, 2^{11310032213021} is an apocalyptic number.

It is an amenable number.

11310032213021 is a deficient number, since it is larger than the sum of its proper divisors (12796291).

11310032213021 is an equidigital number, since it uses as much as digits as its factorization.

11310032213021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12796290.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11310032213021 its reverse (12031223001311), we get a palindrome (23341255214332).

The spelling of 11310032213021 in words is "eleven trillion, three hundred ten billion, thirty-two million, two hundred thirteen thousand, twenty-one".