11233211312011 has 8 divisors (see below), whose sum is σ = 12099380649104. Its totient is φ = 10367338569120.

The previous prime is 11233211311999. The next prime is 11233211312033. The reversal of 11233211312011 is 11021311233211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11233211312011 - 2¹⁵ = 11233211279243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11233211312111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74069880 + ... + 74221381.

It is an arithmetic number, because the mean of its divisors is an integer number (1512422581138).

Almost surely, 2^{11233211312011} is an apocalyptic number.

11233211312011 is a deficient number, since it is larger than the sum of its proper divisors (866169337093).

11233211312011 is a wasteful number, since it uses less digits than its factorization.

11233211312011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148297101.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 11233211312011 its reverse (11021311233211), we get a palindrome (22254522545222).

The spelling of 11233211312011 in words is "eleven trillion, two hundred thirty-three billion, two hundred eleven million, three hundred twelve thousand, eleven".