11212112032321 has 8 divisors (see below), whose sum is σ = 11324437052544. Its totient is φ = 11099812777200.

The previous prime is 11212112032309. The next prime is 11212112032327. The reversal of 11212112032321 is 12323021121211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11212112032321 - 2³⁹ = 10662356218433 is a prime.

It is a super-2 number, since 2×11212112032321² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11212112032292 and 11212112032301.

It is not an unprimeable number, because it can be changed into a prime (11212112032327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5565991 + ... + 7307836.

It is an arithmetic number, because the mean of its divisors is an integer number (1415554631568).

Almost surely, 2^{11212112032321} is an apocalyptic number.

It is an amenable number.

11212112032321 is a deficient number, since it is larger than the sum of its proper divisors (112325020223).

11212112032321 is a wasteful number, since it uses less digits than its factorization.

11212112032321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12882551.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 11212112032321 its reverse (12323021121211), we get a palindrome (23535133153532).

The spelling of 11212112032321 in words is "eleven trillion, two hundred twelve billion, one hundred twelve million, thirty-two thousand, three hundred twenty-one".