1110123030042 has 96 divisors (see below), whose sum is σ = 2595217152528. Its totient is φ = 340926962688.

The previous prime is 1110123029989. The next prime is 1110123030061. The reversal of 1110123030042 is 2400303210111.

It can be written as a sum of positive squares in 8 ways, for example, as 840428729001 + 269694301041 = 916749^2 + 519321^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1110123029997 and 1110123030024.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 496254148 + ... + 496256384.

Almost surely, 2^{1110123030042} is an apocalyptic number.

1110123030042 is an abundant number, since it is smaller than the sum of its proper divisors (1485094122486).

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

1110123030042 is a wasteful number, since it uses less digits than its factorization.

1110123030042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5344 (or 5341 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1110123030042 its reverse (2400303210111), we get a palindrome (3510426240153).

The spelling of 1110123030042 in words is "one trillion, one hundred ten billion, one hundred twenty-three million, thirty thousand, forty-two".