2001212031201 has 8 divisors (see below), whose sum is σ = 2668303108800. Its totient is φ = 1334131153872.

The previous prime is 2001212031187. The next prime is 2001212031251. The reversal of 2001212031201 is 1021302121002.

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

It is not a de Polignac number, because 2001212031201 - 2²⁷ = 2001077813473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2001212031251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2079901 + ... + 2885898.

It is an arithmetic number, because the mean of its divisors is an integer number (333537888600).

Almost surely, 2^{2001212031201} is an apocalyptic number.

It is an amenable number.

2001212031201 is a deficient number, since it is larger than the sum of its proper divisors (667091077599).

2001212031201 is a wasteful number, since it uses less digits than its factorization.

2001212031201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5100135.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2001212031201 its reverse (1021302121002), we get a palindrome (3022514152203).

It can be divided in two parts, 200121 and 2031201, that added together give a palindrome (2231322).

The spelling of 2001212031201 in words is "two trillion, one billion, two hundred twelve million, thirty-one thousand, two hundred one".