1042331121311 has 8 divisors (see below), whose sum is σ = 1089389799120. Its totient is φ = 996013525248.

The previous prime is 1042331121277. The next prime is 1042331121367. The reversal of 1042331121311 is 1131211332401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1042331121311 - 2²² = 1042326927007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042331121371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185267561 + ... + 185273186.

It is an arithmetic number, because the mean of its divisors is an integer number (136173724890).

Almost surely, 2^{1042331121311} is an apocalyptic number.

1042331121311 is a deficient number, since it is larger than the sum of its proper divisors (47058677809).

1042331121311 is an equidigital number, since it uses as much as digits as its factorization.

1042331121311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370540873.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 1042331121311 its reverse (1131211332401), we get a palindrome (2173542453712).

The spelling of 1042331121311 in words is "one trillion, forty-two billion, three hundred thirty-one million, one hundred twenty-one thousand, three hundred eleven".