1342201331 has 2 divisors, whose sum is σ = 1342201332. Its totient is φ = 1342201330.

The previous prime is 1342201313. The next prime is 1342201339. The reversal of 1342201331 is 1331022431.

Together with previous prime (1342201313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1342201331 is a prime.

It is a super-2 number, since 2×1342201331² = 3603008825876343122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1342201339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671100665 + 671100666.

It is an arithmetic number, because the mean of its divisors is an integer number (671100666).

Almost surely, 2^1342201331 is an apocalyptic number.

1342201331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342201331 is an equidigital number, since it uses as much as digits as its factorization.

1342201331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1342201331 is about 36636.0659869479. The cubic root of 1342201331 is about 1103.0771500413.

Adding to 1342201331 its reverse (1331022431), we get a palindrome (2673223762).

The spelling of 1342201331 in words is "one billion, three hundred forty-two million, two hundred one thousand, three hundred thirty-one".