1021233251041 has 4 divisors (see below), whose sum is σ = 1021309379332. Its totient is φ = 1021157122752.

The previous prime is 1021233251023. The next prime is 1021233251057. The reversal of 1021233251041 is 1401523321201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 590892003025 + 430341248016 = 768695^2 + 656004^2 .

It is a cyclic number.

It is not a de Polignac number, because 1021233251041 - 2¹¹ = 1021233248993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1021233250997 and 1021233251015.

It is not an unprimeable number, because it can be changed into a prime (1021233251011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38044020 + ... + 38070853.

It is an arithmetic number, because the mean of its divisors is an integer number (255327344833).

Almost surely, 2^{1021233251041} is an apocalyptic number.

It is an amenable number.

1021233251041 is a deficient number, since it is larger than the sum of its proper divisors (76128291).

1021233251041 is an equidigital number, since it uses as much as digits as its factorization.

1021233251041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76128290.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 1021233251041 its reverse (1401523321201), we get a palindrome (2422756572242).

The spelling of 1021233251041 in words is "one trillion, twenty-one billion, two hundred thirty-three million, two hundred fifty-one thousand, forty-one".