13124423211400 has 24 divisors (see below), whose sum is σ = 30514283966970. Its totient is φ = 5249769284480.

The previous prime is 13124423211329. The next prime is 13124423211517. The reversal of 13124423211400 is 411232442131.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 10531569676644 + 2592853534756 = 3245238^2 + 1610234^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32811057829 + ... + 32811058228.

Almost surely, 2^{13124423211400} is an apocalyptic number.

13124423211400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13124423211400 is an abundant number, since it is smaller than the sum of its proper divisors (17389860755570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13124423211400 is a wasteful number, since it uses less digits than its factorization.

13124423211400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65622116073 (or 65622116064 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 13124423211400 its reverse (411232442131), we get a palindrome (13535655653531).

The spelling of 13124423211400 in words is "thirteen trillion, one hundred twenty-four billion, four hundred twenty-three million, two hundred eleven thousand, four hundred".