1041243201243 has 32 divisors (see below), whose sum is σ = 1773508101120. Its totient is φ = 591433246080.

The previous prime is 1041243201233. The next prime is 1041243201247. The reversal of 1041243201243 is 3421023421401.

1041243201243 is a `hidden beast` number, since 1 + 0 + 412 + 4 + 3 + 2 + 0 + 1 + 243 = 666.

It is not a de Polignac number, because 1041243201243 - 2⁵ = 1041243201211 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1041243201247) 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, 16463118 + ... + 16526243.

It is an arithmetic number, because the mean of its divisors is an integer number (55422128160).

Almost surely, 2^{1041243201243} is an apocalyptic number.

1041243201243 is a deficient number, since it is larger than the sum of its proper divisors (732264899877).

1041243201243 is a wasteful number, since it uses less digits than its factorization.

1041243201243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32989544 (or 32989538 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1041243201243 its reverse (3421023421401), we get a palindrome (4462266622644).

The spelling of 1041243201243 in words is "one trillion, forty-one billion, two hundred forty-three million, two hundred one thousand, two hundred forty-three".