2552117021 has 8 divisors (see below), whose sum is σ = 2570641920. Its totient is φ = 2533659472.

The previous prime is 2552116981. The next prime is 2552117059. The reversal of 2552117021 is 1207112552.

2552117021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2552117021 - 2¹⁰ = 2552115997 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 (2552117521) 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, 60500 + ... + 93618.

It is an arithmetic number, because the mean of its divisors is an integer number (321330240).

Almost surely, 2^2552117021 is an apocalyptic number.

It is an amenable number.

2552117021 is a deficient number, since it is larger than the sum of its proper divisors (18524899).

2552117021 is a wasteful number, since it uses less digits than its factorization.

2552117021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33675.

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 2552117021 is about 50518.4819744220. The cubic root of 2552117021 is about 1366.5751777410.

Adding to 2552117021 its reverse (1207112552), we get a palindrome (3759229573).

The spelling of 2552117021 in words is "two billion, five hundred fifty-two million, one hundred seventeen thousand, twenty-one".