22021101124 has 12 divisors (see below), whose sum is σ = 42040284048. Its totient is φ = 10009591400.

The previous prime is 22021101103. The next prime is 22021101161. The reversal of 22021101124 is 42110112022.

It is a junction number, because it is equal to n+sod(n) for n = 22021101098 and 22021101107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250239742 + ... + 250239829.

It is an arithmetic number, because the mean of its divisors is an integer number (3503357004).

Almost surely, 2^22021101124 is an apocalyptic number.

It is an amenable number.

22021101124 is a deficient number, since it is larger than the sum of its proper divisors (20019182924).

22021101124 is a wasteful number, since it uses less digits than its factorization.

22021101124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500479586 (or 500479584 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22021101124 its reverse (42110112022), we get a palindrome (64131213146).

The spelling of 22021101124 in words is "twenty-two billion, twenty-one million, one hundred one thousand, one hundred twenty-four".