213420340101001 has 16 divisors (see below), whose sum is σ = 233881283832768. Its totient is φ = 193136338483200.

The previous prime is 213420340100971. The next prime is 213420340101029. The reversal of 213420340101001 is 100101043024312.

It is a cyclic number.

It is not a de Polignac number, because 213420340101001 - 2¹⁷ = 213420339969929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213420341101001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 642840 + ... + 20670121.

It is an arithmetic number, because the mean of its divisors is an integer number (14617580239548).

Almost surely, 2^{213420340101001} is an apocalyptic number.

It is an amenable number.

213420340101001 is a deficient number, since it is larger than the sum of its proper divisors (20460943731767).

213420340101001 is a wasteful number, since it uses less digits than its factorization.

213420340101001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21317112.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 213420340101001 its reverse (100101043024312), we get a palindrome (313521383125313).

The spelling of 213420340101001 in words is "two hundred thirteen trillion, four hundred twenty billion, three hundred forty million, one hundred one thousand, one".