1012220325331 has 2 divisors, whose sum is σ = 1012220325332. Its totient is φ = 1012220325330.

The previous prime is 1012220325323. The next prime is 1012220325341. The reversal of 1012220325331 is 1335230222101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012220325331 - 2³ = 1012220325323 is a prime.

It is a super-2 number, since 2×1012220325331² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1012220325296 and 1012220325305.

It is not a weakly prime, because it can be changed into another prime (1012220325341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506110162665 + 506110162666.

It is an arithmetic number, because the mean of its divisors is an integer number (506110162666).

Almost surely, 2^{1012220325331} is an apocalyptic number.

1012220325331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012220325331 is an equidigital number, since it uses as much as digits as its factorization.

1012220325331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 1012220325331 its reverse (1335230222101), we get a palindrome (2347450547432).

The spelling of 1012220325331 in words is "one trillion, twelve billion, two hundred twenty million, three hundred twenty-five thousand, three hundred thirty-one".