1011021444042 has 32 divisors (see below), whose sum is σ = 2054925607680. Its totient is φ = 331557058560.

The previous prime is 1011021444029. The next prime is 1011021444073. The reversal of 1011021444042 is 2404441201101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3662103 + ... + 3928490.

It is an arithmetic number, because the mean of its divisors is an integer number (64216425240).

Almost surely, 2^{1011021444042} is an apocalyptic number.

1011021444042 is an abundant number, since it is smaller than the sum of its proper divisors (1043904163638).

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

1011021444042 is a wasteful number, since it uses less digits than its factorization.

1011021444042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7590958.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 1011021444042 its reverse (2404441201101), we get a palindrome (3415462645143).

The spelling of 1011021444042 in words is "one trillion, eleven billion, twenty-one million, four hundred forty-four thousand, forty-two".