1342011541231 has 4 divisors (see below), whose sum is σ = 1342051514464. Its totient is φ = 1341971568000.

The previous prime is 1342011541223. The next prime is 1342011541237. The reversal of 1342011541231 is 1321451102431.

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 1342011541231 - 2³ = 1342011541223 is a prime.

It is a super-2 number, since 2×1342011541231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1342011541231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342011541237) 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, 19936215 + ... + 20003416.

It is an arithmetic number, because the mean of its divisors is an integer number (335512878616).

Almost surely, 2^{1342011541231} is an apocalyptic number.

1342011541231 is a deficient number, since it is larger than the sum of its proper divisors (39973233).

1342011541231 is an equidigital number, since it uses as much as digits as its factorization.

1342011541231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39973232.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 1342011541231 its reverse (1321451102431), we get a palindrome (2663462643662).

The spelling of 1342011541231 in words is "one trillion, three hundred forty-two billion, eleven million, five hundred forty-one thousand, two hundred thirty-one".