1210523425115 has 4 divisors (see below), whose sum is σ = 1452628110144. Its totient is φ = 968418740088.

The previous prime is 1210523425109. The next prime is 1210523425169. The reversal of 1210523425115 is 5115243250121.

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

It is a cyclic number.

It is not a de Polignac number, because 1210523425115 - 2¹⁸ = 1210523162971 is a prime.

It is a Duffinian number.

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, 121052342507 + ... + 121052342516.

It is an arithmetic number, because the mean of its divisors is an integer number (363157027536).

Almost surely, 2^{1210523425115} is an apocalyptic number.

1210523425115 is a deficient number, since it is larger than the sum of its proper divisors (242104685029).

1210523425115 is an equidigital number, since it uses as much as digits as its factorization.

1210523425115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242104685028.

The product of its (nonzero) digits is 12000, while the sum is 32.

Adding to 1210523425115 its reverse (5115243250121), we get a palindrome (6325766675236).

The spelling of 1210523425115 in words is "one trillion, two hundred ten billion, five hundred twenty-three million, four hundred twenty-five thousand, one hundred fifteen".