1020441042 has 24 divisors (see below), whose sum is σ = 2211643200. Its totient is φ = 340041240.

The previous prime is 1020441029. The next prime is 1020441047. The reversal of 1020441042 is 2401440201.

1020441042 is a `hidden beast` number, since 10 + 204 + 410 + 42 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (1020441047) 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, 69459 + ... + 82857.

It is an arithmetic number, because the mean of its divisors is an integer number (92151800).

Almost surely, 2^1020441042 is an apocalyptic number.

1020441042 is an abundant number, since it is smaller than the sum of its proper divisors (1191202158).

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

1020441042 is a wasteful number, since it uses less digits than its factorization.

1020441042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17638 (or 17635 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1020441042 is about 31944.3428794521. The cubic root of 1020441042 is about 1006.7677745665.

Adding to 1020441042 its reverse (2401440201), we get a palindrome (3421881243).

The spelling of 1020441042 in words is "one billion, twenty million, four hundred forty-one thousand, forty-two".