220131303201 has 6 divisors (see below), whose sum is σ = 317967437970. Its totient is φ = 146754202128.

The previous prime is 220131303157. The next prime is 220131303209. The reversal of 220131303201 is 102303131022.

It can be written as a sum of positive squares in only one way, i.e., 150680606976 + 69450696225 = 388176^2 + 263535^2 .

It is not a de Polignac number, because 220131303201 - 2¹¹ = 220131301153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220131303209) 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 5 ways as a sum of consecutive naturals, for example, 12229516836 + ... + 12229516853.

It is an arithmetic number, because the mean of its divisors is an integer number (52994572995).

Almost surely, 2^220131303201 is an apocalyptic number.

It is an amenable number.

220131303201 is a deficient number, since it is larger than the sum of its proper divisors (97836134769).

220131303201 is a wasteful number, since it uses less digits than its factorization.

220131303201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24459033695 (or 24459033692 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 220131303201 its reverse (102303131022), we get a palindrome (322434434223).

The spelling of 220131303201 in words is "two hundred twenty billion, one hundred thirty-one million, three hundred three thousand, two hundred one".