3055221121 has 4 divisors (see below), whose sum is σ = 3068333892. Its totient is φ = 3042108352.

The previous prime is 3055221107. The next prime is 3055221139. The reversal of 3055221121 is 1211225503.

3055221121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1211225503 = 17 ⋅71248559.

It can be written as a sum of positive squares in 2 ways, for example, as 2121063025 + 934158096 = 46055^2 + 30564^2 .

It is a cyclic number.

It is not a de Polignac number, because 3055221121 - 2³¹ = 907737473 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3055221092 and 3055221101.

It is not an unprimeable number, because it can be changed into a prime (3055221101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6556036 + ... + 6556501.

It is an arithmetic number, because the mean of its divisors is an integer number (767083473).

Almost surely, 2^3055221121 is an apocalyptic number.

It is an amenable number.

3055221121 is a deficient number, since it is larger than the sum of its proper divisors (13112771).

3055221121 is a wasteful number, since it uses less digits than its factorization.

3055221121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13112770.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 3055221121 is about 55274.0546821020. The cubic root of 3055221121 is about 1451.0450050739.

Adding to 3055221121 its reverse (1211225503), we get a palindrome (4266446624).

The spelling of 3055221121 in words is "three billion, fifty-five million, two hundred twenty-one thousand, one hundred twenty-one".