2001011232301 has 4 divisors (see below), whose sum is σ = 2001083386752. Its totient is φ = 2000939077852.

The previous prime is 2001011232169. The next prime is 2001011232307. The reversal of 2001011232301 is 1032321101002.

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 2001011232301 - 2²⁷ = 2000877014573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001011232307) 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, 36035611 + ... + 36091096.

It is an arithmetic number, because the mean of its divisors is an integer number (500270846688).

Almost surely, 2^{2001011232301} is an apocalyptic number.

It is an amenable number.

2001011232301 is a deficient number, since it is larger than the sum of its proper divisors (72154451).

2001011232301 is an equidigital number, since it uses as much as digits as its factorization.

2001011232301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72154450.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2001011232301 its reverse (1032321101002), we get a palindrome (3033332333303).

The spelling of 2001011232301 in words is "two trillion, one billion, eleven million, two hundred thirty-two thousand, three hundred one".