1342242111031 has 4 divisors (see below), whose sum is σ = 1346476313592. Its totient is φ = 1338007908472.

The previous prime is 1342242111011. The next prime is 1342242111037. The reversal of 1342242111031 is 1301112422431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1342242111031 - 2¹⁹ = 1342241586743 is a prime.

It is a super-2 number, since 2×1342242111031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1342242110987 and 1342242111005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342242111037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2117100805 + ... + 2117101438.

It is an arithmetic number, because the mean of its divisors is an integer number (336619078398).

Almost surely, 2^{1342242111031} is an apocalyptic number.

1342242111031 is a deficient number, since it is larger than the sum of its proper divisors (4234202561).

1342242111031 is an equidigital number, since it uses as much as digits as its factorization.

1342242111031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4234202560.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1342242111031 its reverse (1301112422431), we get a palindrome (2643354533462).

The spelling of 1342242111031 in words is "one trillion, three hundred forty-two billion, two hundred forty-two million, one hundred eleven thousand, thirty-one".