11133012312021 has 16 divisors (see below), whose sum is σ = 14911165068800. Its totient is φ = 7388436487680.

The previous prime is 11133012311987. The next prime is 11133012312031. The reversal of 11133012312021 is 12021321033111.

It is not a de Polignac number, because 11133012312021 - 2⁶ = 11133012311957 is a prime.

It is a super-2 number, since 2×11133012312021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133012312031) 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, 17510505 + ... + 18135153.

It is an arithmetic number, because the mean of its divisors is an integer number (931947816800).

Almost surely, 2^{11133012312021} is an apocalyptic number.

It is an amenable number.

11133012312021 is a deficient number, since it is larger than the sum of its proper divisors (3778152756779).

11133012312021 is a wasteful number, since it uses less digits than its factorization.

11133012312021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651516.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 11133012312021 its reverse (12021321033111), we get a palindrome (23154333345132).

The spelling of 11133012312021 in words is "eleven trillion, one hundred thirty-three billion, twelve million, three hundred twelve thousand, twenty-one".