1225524242102 has 4 divisors (see below), whose sum is σ = 1838286363156. Its totient is φ = 612762121050.

The previous prime is 1225524242099. The next prime is 1225524242113. The reversal of 1225524242102 is 2012424255221.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306381060524 + ... + 306381060527.

It is an arithmetic number, because the mean of its divisors is an integer number (459571590789).

Almost surely, 2^{1225524242102} is an apocalyptic number.

1225524242102 is a deficient number, since it is larger than the sum of its proper divisors (612762121054).

1225524242102 is an equidigital number, since it uses as much as digits as its factorization.

1225524242102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612762121053.

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 1225524242102 its reverse (2012424255221), we get a palindrome (3237948497323).

The spelling of 1225524242102 in words is "one trillion, two hundred twenty-five billion, five hundred twenty-four million, two hundred forty-two thousand, one hundred two".