2221251103 has 8 divisors (see below), whose sum is σ = 2227868496. Its totient is φ = 2214643200.

The previous prime is 2221251083. The next prime is 2221251113. The reversal of 2221251103 is 3011521222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2221251103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221251113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1036413 + ... + 1038553.

It is an arithmetic number, because the mean of its divisors is an integer number (278483562).

Almost surely, 2^2221251103 is an apocalyptic number.

2221251103 is a deficient number, since it is larger than the sum of its proper divisors (6617393).

2221251103 is a wasteful number, since it uses less digits than its factorization.

2221251103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4745.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2221251103 is about 47130.1506787322. The cubic root of 2221251103 is about 1304.7657625319.

Adding to 2221251103 its reverse (3011521222), we get a palindrome (5232772325).

The spelling of 2221251103 in words is "two billion, two hundred twenty-one million, two hundred fifty-one thousand, one hundred three".