11212023221331 has 8 divisors (see below), whose sum is σ = 14949762574800. Its totient is φ = 7474483007712.

The previous prime is 11212023221249. The next prime is 11212023221351. The reversal of 11212023221331 is 13312232021211.

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

It is not a de Polignac number, because 11212023221331 - 2²¹ = 11212021124179 is a prime.

It is a super-2 number, since 2×11212023221331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11212023221351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49653540 + ... + 49878833.

It is an arithmetic number, because the mean of its divisors is an integer number (1868720321850).

Almost surely, 2^{11212023221331} is an apocalyptic number.

11212023221331 is a deficient number, since it is larger than the sum of its proper divisors (3737739353469).

11212023221331 is an equidigital number, since it uses as much as digits as its factorization.

11212023221331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99569925.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 11212023221331 its reverse (13312232021211), we get a palindrome (24524255242542).

The spelling of 11212023221331 in words is "eleven trillion, two hundred twelve billion, twenty-three million, two hundred twenty-one thousand, three hundred thirty-one".