213234124101121 has 8 divisors (see below), whose sum is σ = 217035345708288. Its totient is φ = 209455067052000.

The previous prime is 213234124101113. The next prime is 213234124101143. The reversal of 213234124101121 is 121101421432312.

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 213234124101121 - 2³ = 213234124101113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213234124101121.

It is not an unprimeable number, because it can be changed into a prime (213234124101181) 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, 5541120100 + ... + 5541158581.

It is an arithmetic number, because the mean of its divisors is an integer number (27129418213536).

Almost surely, 2^{213234124101121} is an apocalyptic number.

It is an amenable number.

213234124101121 is a deficient number, since it is larger than the sum of its proper divisors (3801221607167).

213234124101121 is a wasteful number, since it uses less digits than its factorization.

213234124101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11082279023.

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 213234124101121 its reverse (121101421432312), we get a palindrome (334335545533433).

The spelling of 213234124101121 in words is "two hundred thirteen trillion, two hundred thirty-four billion, one hundred twenty-four million, one hundred one thousand, one hundred twenty-one".