22002021330 has 32 divisors (see below), whose sum is σ = 52809366528. Its totient is φ = 5866704000.

The previous prime is 22002021323. The next prime is 22002021407. The reversal of 22002021330 is 3312020022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

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, 442950 + ... + 490110.

It is an arithmetic number, because the mean of its divisors is an integer number (1650292704).

Almost surely, 2^22002021330 is an apocalyptic number.

22002021330 is an abundant number, since it is smaller than the sum of its proper divisors (30807345198).

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

22002021330 is a wasteful number, since it uses less digits than its factorization.

22002021330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62722.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 22002021330 its reverse (3312020022), we get a palindrome (25314041352).

The spelling of 22002021330 in words is "twenty-two billion, two million, twenty-one thousand, three hundred thirty".