22221003332 has 24 divisors (see below), whose sum is σ = 42622984992. Its totient is φ = 10052582400.

The previous prime is 22221003313. The next prime is 22221003359. The reversal of 22221003332 is 23330012222.

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, 1187453 + ... + 1206020.

It is an arithmetic number, because the mean of its divisors is an integer number (1775957708).

Almost surely, 2^22221003332 is an apocalyptic number.

22221003332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22221003332 is a deficient number, since it is larger than the sum of its proper divisors (20401981660).

22221003332 is a wasteful number, since it uses less digits than its factorization.

22221003332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2393699 (or 2393697 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22221003332 its reverse (23330012222), we get a palindrome (45551015554).

The spelling of 22221003332 in words is "twenty-two billion, two hundred twenty-one million, three thousand, three hundred thirty-two".