321001130101 has 4 divisors (see below), whose sum is σ = 321004211104. Its totient is φ = 320998049100.

The previous prime is 321001130077. The next prime is 321001130161. The reversal of 321001130101 is 101031100123.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 321001130101 - 2²³ = 320992741493 is a prime.

It is a super-2 number, since 2×321001130101² (a number of 24 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 (321001130161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1378545 + ... + 1594486.

It is an arithmetic number, because the mean of its divisors is an integer number (80251052776).

Almost surely, 2^321001130101 is an apocalyptic number.

It is an amenable number.

321001130101 is a deficient number, since it is larger than the sum of its proper divisors (3081003).

321001130101 is a wasteful number, since it uses less digits than its factorization.

321001130101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3081002.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 321001130101 its reverse (101031100123), we get a palindrome (422032230224).

The spelling of 321001130101 in words is "three hundred twenty-one billion, one million, one hundred thirty thousand, one hundred one".