1011341320143 has 64 divisors (see below), whose sum is σ = 1735714897920. Its totient is φ = 508339036800.

The previous prime is 1011341320139. The next prime is 1011341320219. The reversal of 1011341320143 is 3410231431101.

It is a happy number.

It is not a de Polignac number, because 1011341320143 - 2² = 1011341320139 is a prime.

It is a super-2 number, since 2×1011341320143² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011341322143) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 82911121 + ... + 82923317.

It is an arithmetic number, because the mean of its divisors is an integer number (27120545280).

Almost surely, 2^{1011341320143} is an apocalyptic number.

1011341320143 is a deficient number, since it is larger than the sum of its proper divisors (724373577777).

1011341320143 is a wasteful number, since it uses less digits than its factorization.

1011341320143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23828.

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

Adding to 1011341320143 its reverse (3410231431101), we get a palindrome (4421572751244).

The spelling of 1011341320143 in words is "one trillion, eleven billion, three hundred forty-one million, three hundred twenty thousand, one hundred forty-three".