2031220003201 has 4 divisors (see below), whose sum is σ = 2037709524292. Its totient is φ = 2024730482112.

The previous prime is 2031220003193. The next prime is 2031220003229. The reversal of 2031220003201 is 1023000221302.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 397486116225 + 1633733886976 = 630465^2 + 1278176^2 .

It is a cyclic number.

It is not a de Polignac number, because 2031220003201 - 2³ = 2031220003193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2031220001201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3244760076 + ... + 3244760701.

It is an arithmetic number, because the mean of its divisors is an integer number (509427381073).

Almost surely, 2^{2031220003201} is an apocalyptic number.

It is an amenable number.

2031220003201 is a deficient number, since it is larger than the sum of its proper divisors (6489521091).

2031220003201 is an equidigital number, since it uses as much as digits as its factorization.

2031220003201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6489521090.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 2031220003201 its reverse (1023000221302), we get a palindrome (3054220224503).

The spelling of 2031220003201 in words is "two trillion, thirty-one billion, two hundred twenty million, three thousand, two hundred one".