220131003320149 has 2 divisors, whose sum is σ = 220131003320150. Its totient is φ = 220131003320148.

The previous prime is 220131003320077. The next prime is 220131003320167. The reversal of 220131003320149 is 941023300131022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215606053260900 + 4524950059249 = 14683530^2 + 2127193^2 .

It is a cyclic number.

It is not a de Polignac number, because 220131003320149 - 2¹⁹ = 220131002795861 is a prime.

It is a super-2 number, since 2×220131003320149² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220131003320149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220131003320549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110065501660074 + 110065501660075.

It is an arithmetic number, because the mean of its divisors is an integer number (110065501660075).

Almost surely, 2^{220131003320149} is an apocalyptic number.

It is an amenable number.

220131003320149 is a deficient number, since it is larger than the sum of its proper divisors (1).

220131003320149 is an equidigital number, since it uses as much as digits as its factorization.

220131003320149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 220131003320149 in words is "two hundred twenty trillion, one hundred thirty-one billion, three million, three hundred twenty thousand, one hundred forty-nine".