2224700221545 has 48 divisors (see below), whose sum is σ = 3880779599424. Its totient is φ = 1178938800000.

The previous prime is 2224700221519. The next prime is 2224700221619. The reversal of 2224700221545 is 5451220074222.

2224700221545 is a `hidden beast` number, since 2 + 2 + 24 + 70 + 0 + 2 + 21 + 545 = 666.

It is not a de Polignac number, because 2224700221545 - 2¹⁸ = 2224699959401 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9421170 + ... + 9654420.

It is an arithmetic number, because the mean of its divisors is an integer number (80849574988).

Almost surely, 2^{2224700221545} is an apocalyptic number.

It is an amenable number.

2224700221545 is a deficient number, since it is larger than the sum of its proper divisors (1656079377879).

2224700221545 is a wasteful number, since it uses less digits than its factorization.

2224700221545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234614 (or 234611 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 36.

Adding to 2224700221545 its reverse (5451220074222), we get a palindrome (7675920295767).

The spelling of 2224700221545 in words is "two trillion, two hundred twenty-four billion, seven hundred million, two hundred twenty-one thousand, five hundred forty-five".