12011321313033 has 32 divisors (see below), whose sum is σ = 18436663418880. Its totient is φ = 6813486408960.

The previous prime is 12011321312999. The next prime is 12011321313119. The reversal of 12011321313033 is 33031312311021.

It is not a de Polignac number, because 12011321313033 - 2⁸ = 12011321312777 is a prime.

It is a super-4 number, since 4×12011321313033⁴ (a number of 53 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12011321312994 and 12011321313012.

It is not an unprimeable number, because it can be changed into a prime (12011321313533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26957841 + ... + 27399777.

It is an arithmetic number, because the mean of its divisors is an integer number (576145731840).

Almost surely, 2^{12011321313033} is an apocalyptic number.

It is an amenable number.

12011321313033 is a deficient number, since it is larger than the sum of its proper divisors (6425342105847).

12011321313033 is a wasteful number, since it uses less digits than its factorization.

12011321313033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451397.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 12011321313033 its reverse (33031312311021), we get a palindrome (45042633624054).

The spelling of 12011321313033 in words is "twelve trillion, eleven billion, three hundred twenty-one million, three hundred thirteen thousand, thirty-three".