213311212301122 has 8 divisors (see below), whose sum is σ = 344579650640316. Its totient is φ = 98451328754352.

The previous prime is 213311212301119. The next prime is 213311212301171. The reversal of 213311212301122 is 221103212113312.

It can be written as a sum of positive squares in 2 ways, for example, as 177881944143121 + 35429268158001 = 13337239^2 + 5952249^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4102138698073 + ... + 4102138698124.

Almost surely, 2^{213311212301122} is an apocalyptic number.

213311212301122 is a deficient number, since it is larger than the sum of its proper divisors (131268438339194).

213311212301122 is a wasteful number, since it uses less digits than its factorization.

213311212301122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8204277396212.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 213311212301122 its reverse (221103212113312), we get a palindrome (434414424414434).

The spelling of 213311212301122 in words is "two hundred thirteen trillion, three hundred eleven billion, two hundred twelve million, three hundred one thousand, one hundred twenty-two".