1140021311223 has 16 divisors (see below), whose sum is σ = 1529906714336. Its totient is φ = 755083192320.

The previous prime is 1140021311189. The next prime is 1140021311237. The reversal of 1140021311223 is 3221131200411.

It is not a de Polignac number, because 1140021311223 - 2¹⁶ = 1140021245687 is a prime.

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 1140021311223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140021211223) 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, 455290 + ... + 1577127.

It is an arithmetic number, because the mean of its divisors is an integer number (95619169646).

Almost surely, 2^{1140021311223} is an apocalyptic number.

1140021311223 is a deficient number, since it is larger than the sum of its proper divisors (389885403113).

1140021311223 is a wasteful number, since it uses less digits than its factorization.

1140021311223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2033634.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1140021311223 its reverse (3221131200411), we get a palindrome (4361152511634).

The spelling of 1140021311223 in words is "one trillion, one hundred forty billion, twenty-one million, three hundred eleven thousand, two hundred twenty-three".