143220102111 has 24 divisors (see below), whose sum is σ = 211114940400. Its totient is φ = 93540030336.

The previous prime is 143220102073. The next prime is 143220102121. The reversal of 143220102111 is 111201022341.

143220102111 is a `hidden beast` number, since 1 + 432 + 20 + 1 + 0 + 211 + 1 = 666.

It is not a de Polignac number, because 143220102111 - 2¹¹ = 143220100063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143220102121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 633621 + ... + 829406.

It is an arithmetic number, because the mean of its divisors is an integer number (8796455850).

Almost surely, 2^143220102111 is an apocalyptic number.

143220102111 is a deficient number, since it is larger than the sum of its proper divisors (67894838289).

143220102111 is a wasteful number, since it uses less digits than its factorization.

143220102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463255 (or 1463252 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 143220102111 its reverse (111201022341), we get a palindrome (254421124452).

The spelling of 143220102111 in words is "one hundred forty-three billion, two hundred twenty million, one hundred two thousand, one hundred eleven".