221441020040131 has 2 divisors, whose sum is σ = 221441020040132. Its totient is φ = 221441020040130.

The previous prime is 221441020040081. The next prime is 221441020040173. The reversal of 221441020040131 is 131040020144122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221441020040131 - 2¹³ = 221441020031939 is a prime.

It is a super-2 number, since 2×221441020040131² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221441020040096 and 221441020040105.

It is not a weakly prime, because it can be changed into another prime (221441020020131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110720510020065 + 110720510020066.

It is an arithmetic number, because the mean of its divisors is an integer number (110720510020066).

Almost surely, 2^{221441020040131} is an apocalyptic number.

221441020040131 is a deficient number, since it is larger than the sum of its proper divisors (1).

221441020040131 is an equidigital number, since it uses as much as digits as its factorization.

221441020040131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 221441020040131 its reverse (131040020144122), we get a palindrome (352481040184253).

The spelling of 221441020040131 in words is "two hundred twenty-one trillion, four hundred forty-one billion, twenty million, forty thousand, one hundred thirty-one".