2221154045241 has 8 divisors (see below), whose sum is σ = 2961556184160. Its totient is φ = 1480760634912.

The previous prime is 2221154045233. The next prime is 2221154045249. The reversal of 2221154045241 is 1425404511222.

It is an interprime number because it is at equal distance from previous prime (2221154045233) and next prime (2221154045249).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2221154045241 - 2³ = 2221154045233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2221154045249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1563315 + ... + 2624168.

It is an arithmetic number, because the mean of its divisors is an integer number (370194523020).

Almost surely, 2^{2221154045241} is an apocalyptic number.

It is an amenable number.

2221154045241 is a deficient number, since it is larger than the sum of its proper divisors (740402138919).

2221154045241 is a wasteful number, since it uses less digits than its factorization.

2221154045241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4364295.

The product of its (nonzero) digits is 25600, while the sum is 33.

Adding to 2221154045241 its reverse (1425404511222), we get a palindrome (3646558556463).

The spelling of 2221154045241 in words is "two trillion, two hundred twenty-one billion, one hundred fifty-four million, forty-five thousand, two hundred forty-one".