13501202022 has 144 divisors (see below), whose sum is σ = 36848448000. Its totient is φ = 3497139360.

The previous prime is 13501202017. The next prime is 13501202023. The reversal of 13501202022 is 22020210531.

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

It is a junction number, because it is equal to n+sod(n) for n = 13501201986 and 13501202004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13501202023) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6752979 + ... + 6754977.

It is an arithmetic number, because the mean of its divisors is an integer number (255892000).

Almost surely, 2^13501202022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13501202022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18424224000).

13501202022 is an abundant number, since it is smaller than the sum of its proper divisors (23347245978).

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

13501202022 is a wasteful number, since it uses less digits than its factorization.

13501202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2479 (or 2465 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 13501202022 its reverse (22020210531), we get a palindrome (35521412553).

The spelling of 13501202022 in words is "thirteen billion, five hundred one million, two hundred two thousand, twenty-two".