22021233322 has 64 divisors (see below), whose sum is σ = 38451853440. Its totient is φ = 9347788800.

The previous prime is 22021233293. The next prime is 22021233341. The reversal of 22021233322 is 22333212022.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 22021233293 and 22021233302.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47768172 + ... + 47768632.

It is an arithmetic number, because the mean of its divisors is an integer number (600810210).

Almost surely, 2^22021233322 is an apocalyptic number.

22021233322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22021233322 is a deficient number, since it is larger than the sum of its proper divisors (16430620118).

22021233322 is a wasteful number, since it uses less digits than its factorization.

22021233322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 22021233322 its reverse (22333212022), we get a palindrome (44354445344).

The spelling of 22021233322 in words is "twenty-two billion, twenty-one million, two hundred thirty-three thousand, three hundred twenty-two".