1042010021143 has 32 divisors (see below), whose sum is σ = 1286204057600. Its totient is φ = 822051939456.

The previous prime is 1042010021081. The next prime is 1042010021197. The reversal of 1042010021143 is 3411200102401.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042010021143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1042010021143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042010022143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71221753 + ... + 71236381.

It is an arithmetic number, because the mean of its divisors is an integer number (40193876800).

Almost surely, 2^{1042010021143} is an apocalyptic number.

1042010021143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1042010021143 is a deficient number, since it is larger than the sum of its proper divisors (244194036457).

1042010021143 is a wasteful number, since it uses less digits than its factorization.

1042010021143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16871.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1042010021143 its reverse (3411200102401), we get a palindrome (4453210123544).

The spelling of 1042010021143 in words is "one trillion, forty-two billion, ten million, twenty-one thousand, one hundred forty-three".