3102444221431 has 2 divisors, whose sum is σ = 3102444221432. Its totient is φ = 3102444221430.

The previous prime is 3102444221389. The next prime is 3102444221441. The reversal of 3102444221431 is 1341224442013.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3102444221431 - 2¹¹ = 3102444219383 is a prime.

It is a super-2 number, since 2×3102444221431² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3102444221393 and 3102444221402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3102444221441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1551222110715 + 1551222110716.

It is an arithmetic number, because the mean of its divisors is an integer number (1551222110716).

Almost surely, 2^{3102444221431} is an apocalyptic number.

3102444221431 is a deficient number, since it is larger than the sum of its proper divisors (1).

3102444221431 is an equidigital number, since it uses as much as digits as its factorization.

3102444221431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 3102444221431 its reverse (1341224442013), we get a palindrome (4443668663444).

The spelling of 3102444221431 in words is "three trillion, one hundred two billion, four hundred forty-four million, two hundred twenty-one thousand, four hundred thirty-one".