1011431011424 has 48 divisors (see below), whose sum is σ = 2008566379008. Its totient is φ = 501325396992.

The previous prime is 1011431011411. The next prime is 1011431011453. The reversal of 1011431011424 is 4241101341101.

It is a self number, because there is not a number n which added to its sum of digits gives 1011431011424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4926572 + ... + 5127764.

It is an arithmetic number, because the mean of its divisors is an integer number (41845132896).

Almost surely, 2^{1011431011424} is an apocalyptic number.

It is an amenable number.

1011431011424 is a deficient number, since it is larger than the sum of its proper divisors (997135367584).

1011431011424 is a wasteful number, since it uses less digits than its factorization.

1011431011424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202567 (or 202559 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 1011431011424 its reverse (4241101341101), we get a palindrome (5252532352525).

The spelling of 1011431011424 in words is "one trillion, eleven billion, four hundred thirty-one million, eleven thousand, four hundred twenty-four".