2221425310 has 64 divisors (see below), whose sum is σ = 4370091264. Its totient is φ = 808128000.

The previous prime is 2221425281. The next prime is 2221425313. The reversal of 2221425310 is 135241222.

It is a happy number.

It is a super-2 number, since 2×2221425310² = 9869460815817192200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221425313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4818480 + ... + 4818940.

It is an arithmetic number, because the mean of its divisors is an integer number (68282676).

Almost surely, 2^2221425310 is an apocalyptic number.

2221425310 is a deficient number, since it is larger than the sum of its proper divisors (2148665954).

2221425310 is a wasteful number, since it uses less digits than its factorization.

2221425310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2221425310 is about 47131.9987906306. The cubic root of 2221425310 is about 1304.7998714457.

Adding to 2221425310 its reverse (135241222), we get a palindrome (2356666532).

It can be divided in two parts, 22214 and 25310, that added together give a square (47524 = 218²).

The spelling of 2221425310 in words is "two billion, two hundred twenty-one million, four hundred twenty-five thousand, three hundred ten".