12202251505744 has 80 divisors (see below), whose sum is σ = 24802772520960. Its totient is φ = 5810376320000.

The previous prime is 12202251505739. The next prime is 12202251505747. The reversal of 12202251505744 is 44750515220221.

It is a junction number, because it is equal to n+sod(n) for n = 12202251505697 and 12202251505706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12202251505747) 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, 3407217 + ... + 6001135.

It is an arithmetic number, because the mean of its divisors is an integer number (310034656512).

Almost surely, 2^{12202251505744} is an apocalyptic number.

It is an amenable number.

12202251505744 is an abundant number, since it is smaller than the sum of its proper divisors (12600521015216).

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

12202251505744 is a wasteful number, since it uses less digits than its factorization.

12202251505744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2594140 (or 2594134 counting only the distinct ones).

The product of its (nonzero) digits is 224000, while the sum is 40.

Adding to 12202251505744 its reverse (44750515220221), we get a palindrome (56952766725965).

The spelling of 12202251505744 in words is "twelve trillion, two hundred two billion, two hundred fifty-one million, five hundred five thousand, seven hundred forty-four".