13154252123102 has 4 divisors (see below), whose sum is σ = 19731378184656. Its totient is φ = 6577126061550.

The previous prime is 13154252123093. The next prime is 13154252123141. The reversal of 13154252123102 is 20132125245131.

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, 3288563030774 + ... + 3288563030777.

It is an arithmetic number, because the mean of its divisors is an integer number (4932844546164).

Almost surely, 2^{13154252123102} is an apocalyptic number.

13154252123102 is a deficient number, since it is larger than the sum of its proper divisors (6577126061554).

13154252123102 is an equidigital number, since it uses as much as digits as its factorization.

13154252123102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6577126061553.

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 13154252123102 its reverse (20132125245131), we get a palindrome (33286377368233).

The spelling of 13154252123102 in words is "thirteen trillion, one hundred fifty-four billion, two hundred fifty-two million, one hundred twenty-three thousand, one hundred two".