220012323030 has 24 divisors (see below), whose sum is σ = 572032040112. Its totient is φ = 58669952784.

The previous prime is 220012323019. The next prime is 220012323121. The reversal of 220012323030 is 30323210022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 220012322994 and 220012323012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1222290594 + ... + 1222290773.

It is an arithmetic number, because the mean of its divisors is an integer number (23834668338).

Almost surely, 2^220012323030 is an apocalyptic number.

220012323030 is an abundant number, since it is smaller than the sum of its proper divisors (352019717082).

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

220012323030 is a wasteful number, since it uses less digits than its factorization.

220012323030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2444581380 (or 2444581377 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 220012323030 its reverse (30323210022), we get a palindrome (250335533052).

The spelling of 220012323030 in words is "two hundred twenty billion, twelve million, three hundred twenty-three thousand, thirty".