113212221021211 has 8 divisors (see below), whose sum is σ = 122370745859264. Its totient is φ = 104117966533440.

The previous prime is 113212221021143. The next prime is 113212221021239. The reversal of 113212221021211 is 112120122212311.

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 113212221021211 - 2⁹ = 113212221020699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113212221021611) 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, 16067583906 + ... + 16067590951.

It is an arithmetic number, because the mean of its divisors is an integer number (15296343232408).

Almost surely, 2^{113212221021211} is an apocalyptic number.

113212221021211 is a deficient number, since it is larger than the sum of its proper divisors (9158524838053).

113212221021211 is a wasteful number, since it uses less digits than its factorization.

113212221021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32135175141.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 113212221021211 its reverse (112120122212311), we get a palindrome (225332343233522).

The spelling of 113212221021211 in words is "one hundred thirteen trillion, two hundred twelve billion, two hundred twenty-one million, twenty-one thousand, two hundred eleven".