213122113301 has 8 divisors (see below), whose sum is σ = 213517459584. Its totient is φ = 212726845440.

The previous prime is 213122113279. The next prime is 213122113319. The reversal of 213122113301 is 103311221312.

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 213122113301 - 2¹⁰ = 213122112277 is a prime.

It is a super-2 number, since 2×213122113301² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213122163301) 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, 10943765 + ... + 10963221.

It is an arithmetic number, because the mean of its divisors is an integer number (26689682448).

Almost surely, 2^213122113301 is an apocalyptic number.

It is an amenable number.

213122113301 is a deficient number, since it is larger than the sum of its proper divisors (395346283).

213122113301 is a wasteful number, since it uses less digits than its factorization.

213122113301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39211.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 213122113301 its reverse (103311221312), we get a palindrome (316433334613).

The spelling of 213122113301 in words is "two hundred thirteen billion, one hundred twenty-two million, one hundred thirteen thousand, three hundred one".