13203114012 has 144 divisors (see below), whose sum is σ = 37107208320. Its totient is φ = 3924547200.

The previous prime is 13203114007. The next prime is 13203114017. The reversal of 13203114012 is 21041130231.

It is an interprime number because it is at equal distance from previous prime (13203114007) and next prime (13203114017).

It is a super-2 number, since 2×13203114012² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13203114017) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14952123 + ... + 14953005.

Almost surely, 2^13203114012 is an apocalyptic number.

13203114012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13203114012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18553604160).

13203114012 is an abundant number, since it is smaller than the sum of its proper divisors (23904094308).

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

13203114012 is a wasteful number, since it uses less digits than its factorization.

13203114012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584 (or 1579 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 13203114012 its reverse (21041130231), we get a palindrome (34244244243).

The spelling of 13203114012 in words is "thirteen billion, two hundred three million, one hundred fourteen thousand, twelve".