1031110243242 has 16 divisors (see below), whose sum is σ = 2066420534112. Its totient is φ = 343003406480.

The previous prime is 1031110243237. The next prime is 1031110243253. The reversal of 1031110243242 is 2423420111301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174998793 + ... + 175004684.

It is an arithmetic number, because the mean of its divisors is an integer number (129151283382).

Almost surely, 2^{1031110243242} is an apocalyptic number.

1031110243242 is an abundant number, since it is smaller than the sum of its proper divisors (1035310290870).

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

1031110243242 is a wasteful number, since it uses less digits than its factorization.

1031110243242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350003973.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1031110243242 its reverse (2423420111301), we get a palindrome (3454530354543).

The spelling of 1031110243242 in words is "one trillion, thirty-one billion, one hundred ten million, two hundred forty-three thousand, two hundred forty-two".