211112101321 has 8 divisors (see below), whose sum is σ = 232416993600. Its totient is φ = 190159356240.

The previous prime is 211112101303. The next prime is 211112101327. The reversal of 211112101321 is 123101211112.

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 211112101321 - 2¹⁵ = 211112068553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211112101295 and 211112101304.

It is not an unprimeable number, because it can be changed into a prime (211112101327) 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, 88035541 + ... + 88037938.

It is an arithmetic number, because the mean of its divisors is an integer number (29052124200).

Almost surely, 2^211112101321 is an apocalyptic number.

It is an amenable number.

211112101321 is a deficient number, since it is larger than the sum of its proper divisors (21304892279).

211112101321 is a wasteful number, since it uses less digits than its factorization.

211112101321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176073599.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 211112101321 its reverse (123101211112), we get a palindrome (334213312433).

The spelling of 211112101321 in words is "two hundred eleven billion, one hundred twelve million, one hundred one thousand, three hundred twenty-one".