111012342 has 24 divisors (see below), whose sum is σ = 258274296. Its totient is φ = 31717728.

The previous prime is 111012337. The next prime is 111012347. The reversal of 111012342 is 243210111.

It is an interprime number because it is at equal distance from previous prime (111012337) and next prime (111012347).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111012347) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188503 + ... + 189090.

It is an arithmetic number, because the mean of its divisors is an integer number (10761429).

Almost surely, 2^111012342 is an apocalyptic number.

111012342 is an abundant number, since it is smaller than the sum of its proper divisors (147261954).

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

111012342 is a wasteful number, since it uses less digits than its factorization.

111012342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377612 (or 377605 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 111012342 is about 10536.2394619712. The cubic root of 111012342 is about 480.6073648313.

Adding to 111012342 its reverse (243210111), we get a palindrome (354222453).

The spelling of 111012342 in words is "one hundred eleven million, twelve thousand, three hundred forty-two".