111043143102 has 64 divisors (see below), whose sum is σ = 229755294720. Its totient is φ = 35757473664.

The previous prime is 111043143091. The next prime is 111043143103. The reversal of 111043143102 is 201341340111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111043143103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48425868 + ... + 48428160.

It is an arithmetic number, because the mean of its divisors is an integer number (3589926480).

Almost surely, 2^111043143102 is an apocalyptic number.

111043143102 is an abundant number, since it is smaller than the sum of its proper divisors (118712151618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111043143102 is a wasteful number, since it uses less digits than its factorization.

111043143102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4497.

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

Adding to 111043143102 its reverse (201341340111), we get a palindrome (312384483213).

The spelling of 111043143102 in words is "one hundred eleven billion, forty-three million, one hundred forty-three thousand, one hundred two".