1331423041011 has 16 divisors (see below), whose sum is σ = 2032177526784. Its totient is φ = 759559760064.

The previous prime is 1331423041007. The next prime is 1331423041027. The reversal of 1331423041011 is 1101403241331.

It is a happy number.

It is not a de Polignac number, because 1331423041011 - 2² = 1331423041007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1331423041051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52212210 + ... + 52237703.

It is an arithmetic number, because the mean of its divisors is an integer number (127011095424).

Almost surely, 2^{1331423041011} is an apocalyptic number.

1331423041011 is a deficient number, since it is larger than the sum of its proper divisors (700754485773).

1331423041011 is a wasteful number, since it uses less digits than its factorization.

1331423041011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104450530.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 1331423041011 its reverse (1101403241331), we get a palindrome (2432826282342).

The spelling of 1331423041011 in words is "one trillion, three hundred thirty-one billion, four hundred twenty-three million, forty-one thousand, eleven".