1023443103042 has 24 divisors (see below), whose sum is σ = 2232342344700. Its totient is φ = 338858118240.

The previous prime is 1023443103029. The next prime is 1023443103061. The reversal of 1023443103042 is 2403013443201.

1023443103042 is a `hidden beast` number, since 1 + 0 + 2 + 3 + 44 + 310 + 304 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 951016990401 + 72426112641 = 975201^2 + 269121^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1023443102997 and 1023443103015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190795809 + ... + 190801172.

Almost surely, 2^{1023443103042} is an apocalyptic number.

1023443103042 is an abundant number, since it is smaller than the sum of its proper divisors (1208899241658).

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

1023443103042 is a wasteful number, since it uses less digits than its factorization.

1023443103042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381597138 (or 381597135 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1023443103042 its reverse (2403013443201), we get a palindrome (3426456546243).

The spelling of 1023443103042 in words is "one trillion, twenty-three billion, four hundred forty-three million, one hundred three thousand, forty-two".