13444000502203 has 16 divisors (see below), whose sum is σ = 13530530407680. Its totient is φ = 13357602698976.

The previous prime is 13444000502197. The next prime is 13444000502341. The reversal of 13444000502203 is 30220500044431.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13444000502203 is a prime.

It is a super-2 number, since 2×13444000502203² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13444000532203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1929665026 + ... + 1929671992.

It is an arithmetic number, because the mean of its divisors is an integer number (845658150480).

Almost surely, 2^{13444000502203} is an apocalyptic number.

13444000502203 is a deficient number, since it is larger than the sum of its proper divisors (86529905477).

13444000502203 is a wasteful number, since it uses less digits than its factorization.

13444000502203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14706.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 13444000502203 its reverse (30220500044431), we get a palindrome (43664500546634).

The spelling of 13444000502203 in words is "thirteen trillion, four hundred forty-four billion, five hundred two thousand, two hundred three".