1102243142425 has 12 divisors (see below), whose sum is σ = 1366797011580. Its totient is φ = 881784504320.

The previous prime is 1102243142389. The next prime is 1102243142443. The reversal of 1102243142425 is 5242413422011.

It can be written as a sum of positive squares in 6 ways, for example, as 460595683584 + 641647458841 = 678672^2 + 801029^2 .

It is not a de Polignac number, because 1102243142425 - 2⁹ = 1102243141913 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2659641 + ... + 3046009.

It is an arithmetic number, because the mean of its divisors is an integer number (113899750965).

Almost surely, 2^{1102243142425} is an apocalyptic number.

It is an amenable number.

1102243142425 is a deficient number, since it is larger than the sum of its proper divisors (264553869155).

1102243142425 is a wasteful number, since it uses less digits than its factorization.

1102243142425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500492 (or 500487 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 1102243142425 its reverse (5242413422011), we get a palindrome (6344656564436).

The spelling of 1102243142425 in words is "one trillion, one hundred two billion, two hundred forty-three million, one hundred forty-two thousand, four hundred twenty-five".