2221423310 has 16 divisors (see below), whose sum is σ = 3999113856. Its totient is φ = 888446688.

The previous prime is 2221423307. The next prime is 2221423331. The reversal of 2221423310 is 133241222.

It is a super-2 number, since 2×2221423310² = 9869443044422712200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107972 + ... + 126888.

It is an arithmetic number, because the mean of its divisors is an integer number (249944616).

Almost surely, 2^2221423310 is an apocalyptic number.

2221423310 is a deficient number, since it is larger than the sum of its proper divisors (1777690546).

2221423310 is a wasteful number, since it uses less digits than its factorization.

2221423310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30667.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2221423310 is about 47131.9775736177. The cubic root of 2221423310 is about 1304.7994798652.

Adding to 2221423310 its reverse (133241222), we get a palindrome (2354664532).

The spelling of 2221423310 in words is "two billion, two hundred twenty-one million, four hundred twenty-three thousand, three hundred ten".