30223021010 has 32 divisors (see below), whose sum is σ = 66955617792. Its totient is φ = 9565087680.

The previous prime is 30223021009. The next prime is 30223021013. The reversal of 30223021010 is 1012032203.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (30223021013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16605146 + ... + 16606965.

It is an arithmetic number, because the mean of its divisors is an integer number (2092363056).

Almost surely, 2^30223021010 is an apocalyptic number.

30223021010 is an abundant number, since it is smaller than the sum of its proper divisors (36732596782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30223021010 is a wasteful number, since it uses less digits than its factorization.

30223021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33212138.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 30223021010 its reverse (1012032203), we get a palindrome (31235053213).

The spelling of 30223021010 in words is "thirty billion, two hundred twenty-three million, twenty-one thousand, ten".