1041021203243 has 8 divisors (see below), whose sum is σ = 1189752460512. Its totient is φ = 892293431616.

The previous prime is 1041021203237. The next prime is 1041021203249. The reversal of 1041021203243 is 3423021201401.

It is an interprime number because it is at equal distance from previous prime (1041021203237) and next prime (1041021203249).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1041021203243 - 2⁴ = 1041021203227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1041021203249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196580 + ... + 1456257.

It is an arithmetic number, because the mean of its divisors is an integer number (148719057564).

Almost surely, 2^{1041021203243} is an apocalyptic number.

1041021203243 is a deficient number, since it is larger than the sum of its proper divisors (148731257269).

1041021203243 is an equidigital number, since it uses as much as digits as its factorization.

1041021203243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1742821.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1041021203243 its reverse (3423021201401), we get a palindrome (4464042404644).

The spelling of 1041021203243 in words is "one trillion, forty-one billion, twenty-one million, two hundred three thousand, two hundred forty-three".