12011012113233 has 32 divisors (see below), whose sum is σ = 18652010766336. Its totient is φ = 6732425089728.

The previous prime is 12011012113231. The next prime is 12011012113279. The reversal of 12011012113233 is 33231121011021.

It is not a de Polignac number, because 12011012113233 - 2¹ = 12011012113231 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (12011012113231) 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, 3758316 + ... + 6176322.

It is an arithmetic number, because the mean of its divisors is an integer number (582875336448).

Almost surely, 2^{12011012113233} is an apocalyptic number.

It is an amenable number.

12011012113233 is a deficient number, since it is larger than the sum of its proper divisors (6640998653103).

12011012113233 is a wasteful number, since it uses less digits than its factorization.

12011012113233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2422533.

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

Adding to 12011012113233 its reverse (33231121011021), we get a palindrome (45242133124254).

The spelling of 12011012113233 in words is "twelve trillion, eleven billion, twelve million, one hundred thirteen thousand, two hundred thirty-three".