111101203142 has 8 divisors (see below), whose sum is σ = 170197587936. Its totient is φ = 54368673832.

The previous prime is 111101203141. The next prime is 111101203153. The reversal of 111101203142 is 241302101111.

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

It is a self number, because there is not a number n which added to its sum of digits gives 111101203142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101203141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 590963753 + ... + 590963940.

It is an arithmetic number, because the mean of its divisors is an integer number (21274698492).

Almost surely, 2^111101203142 is an apocalyptic number.

111101203142 is a deficient number, since it is larger than the sum of its proper divisors (59096384794).

111101203142 is a wasteful number, since it uses less digits than its factorization.

111101203142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181927742.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 111101203142 its reverse (241302101111), we get a palindrome (352403304253).

The spelling of 111101203142 in words is "one hundred eleven billion, one hundred one million, two hundred three thousand, one hundred forty-two".