2552221133 has 8 divisors (see below), whose sum is σ = 3181990080. Its totient is φ = 1988743680.

The previous prime is 2552221123. The next prime is 2552221193. The reversal of 2552221133 is 3311222552.

It is a happy number.

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

It is not a de Polignac number, because 2552221133 - 2⁶ = 2552221069 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 (2552221123) 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, 16572788 + ... + 16572941.

It is an arithmetic number, because the mean of its divisors is an integer number (397748760).

Almost surely, 2^2552221133 is an apocalyptic number.

It is an amenable number.

2552221133 is a deficient number, since it is larger than the sum of its proper divisors (629768947).

2552221133 is a wasteful number, since it uses less digits than its factorization.

2552221133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33145747.

The product of its digits is 3600, while the sum is 26.

The square root of 2552221133 is about 50519.5123986762. The cubic root of 2552221133 is about 1366.5937603451.

Adding to 2552221133 its reverse (3311222552), we get a palindrome (5863443685).

The spelling of 2552221133 in words is "two billion, five hundred fifty-two million, two hundred twenty-one thousand, one hundred thirty-three".