22021030030 has 16 divisors (see below), whose sum is σ = 40229465040. Its totient is φ = 8676942912.

The previous prime is 22021029973. The next prime is 22021030051. The reversal of 22021030030 is 3003012022.

It is a happy 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, 16432935 + ... + 16434274.

It is an arithmetic number, because the mean of its divisors is an integer number (2514341565).

Almost surely, 2^22021030030 is an apocalyptic number.

22021030030 is a deficient number, since it is larger than the sum of its proper divisors (18208435010).

22021030030 is a wasteful number, since it uses less digits than its factorization.

22021030030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32867283.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 22021030030 its reverse (3003012022), we get a palindrome (25024042052).

The spelling of 22021030030 in words is "twenty-two billion, twenty-one million, thirty thousand, thirty".