1002242235145 has 4 divisors (see below), whose sum is σ = 1202690682180. Its totient is φ = 801793788112.

The previous prime is 1002242235131. The next prime is 1002242235167. The reversal of 1002242235145 is 5415322422001.

It is a happy number.

1002242235145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 790740663696 + 211501571449 = 889236^2 + 459893^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002242235145 - 2⁹ = 1002242234633 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100224223510 + ... + 100224223519.

It is an arithmetic number, because the mean of its divisors is an integer number (300672670545).

Almost surely, 2^{1002242235145} is an apocalyptic number.

It is an amenable number.

1002242235145 is a deficient number, since it is larger than the sum of its proper divisors (200448447035).

1002242235145 is an equidigital number, since it uses as much as digits as its factorization.

1002242235145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200448447034.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 1002242235145 its reverse (5415322422001), we get a palindrome (6417564657146).

The spelling of 1002242235145 in words is "one trillion, two billion, two hundred forty-two million, two hundred thirty-five thousand, one hundred forty-five".