1420262266441 has 2 divisors, whose sum is σ = 1420262266442. Its totient is φ = 1420262266440.

The previous prime is 1420262266421. The next prime is 1420262266481. The reversal of 1420262266441 is 1446622620241.

It is an a-pointer prime, because the next prime (1420262266481) can be obtained adding 1420262266441 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1280980294416 + 139281972025 = 1131804^2 + 373205^2 .

It is a cyclic number.

It is not a de Polignac number, because 1420262266441 - 2¹⁹ = 1420261742153 is a prime.

It is a super-2 number, since 2×1420262266441² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1420262266394 and 1420262266403.

It is not a weakly prime, because it can be changed into another prime (1420262266421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710131133220 + 710131133221.

It is an arithmetic number, because the mean of its divisors is an integer number (710131133221).

Almost surely, 2^{1420262266441} is an apocalyptic number.

It is an amenable number.

1420262266441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420262266441 is an equidigital number, since it uses as much as digits as its factorization.

1420262266441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 40.

Adding to 1420262266441 its reverse (1446622620241), we get a palindrome (2866884886682).

The spelling of 1420262266441 in words is "one trillion, four hundred twenty billion, two hundred sixty-two million, two hundred sixty-six thousand, four hundred forty-one".