2227144381572 has 48 divisors (see below), whose sum is σ = 5672703907584. Its totient is φ = 674462580000.

The previous prime is 2227144381547. The next prime is 2227144381577. The reversal of 2227144381572 is 2751834417222.

It is not an unprimeable number, because it can be changed into a prime (2227144381577) 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, 5162554 + ... + 5577297.

It is an arithmetic number, because the mean of its divisors is an integer number (118181331408).

Almost surely, 2^{2227144381572} is an apocalyptic number.

2227144381572 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2227144381572 is an abundant number, since it is smaller than the sum of its proper divisors (3445559526012).

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

2227144381572 is a wasteful number, since it uses less digits than its factorization.

2227144381572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10741440 (or 10741438 counting only the distinct ones).

The product of its digits is 1505280, while the sum is 48.

Adding to 2227144381572 its reverse (2751834417222), we get a palindrome (4978978798794).

The spelling of 2227144381572 in words is "two trillion, two hundred twenty-seven billion, one hundred forty-four million, three hundred eighty-one thousand, five hundred seventy-two".