143802011111 has 8 divisors (see below), whose sum is σ = 157213749504. Its totient is φ = 130446744120.

The previous prime is 143802011083. The next prime is 143802011137. The reversal of 143802011111 is 111110208341.

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

It is not a de Polignac number, because 143802011111 - 2⁶ = 143802011047 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 (143802011011) 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, 14112521 + ... + 14122706.

It is an arithmetic number, because the mean of its divisors is an integer number (19651718688).

Almost surely, 2^143802011111 is an apocalyptic number.

143802011111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

143802011111 is a deficient number, since it is larger than the sum of its proper divisors (13411738393).

143802011111 is a wasteful number, since it uses less digits than its factorization.

143802011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28235701.

The product of its (nonzero) digits is 192, while the sum is 23.

Adding to 143802011111 its reverse (111110208341), we get a palindrome (254912219452).

The spelling of 143802011111 in words is "one hundred forty-three billion, eight hundred two million, eleven thousand, one hundred eleven".