22021001106 has 32 divisors (see below), whose sum is σ = 47436133248. Its totient is φ = 6774794880.

The previous prime is 22021001099. The next prime is 22021001173. The reversal of 22021001106 is 60110012022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 804526 + ... + 831446.

It is an arithmetic number, because the mean of its divisors is an integer number (1482379164).

Almost surely, 2^22021001106 is an apocalyptic number.

22021001106 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22021001106 is an abundant number, since it is smaller than the sum of its proper divisors (25415132142).

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

22021001106 is a wasteful number, since it uses less digits than its factorization.

22021001106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37426.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 22021001106 its reverse (60110012022), we get a palindrome (82131013128).

The spelling of 22021001106 in words is "twenty-two billion, twenty-one million, one thousand, one hundred six".