22101021022 has 8 divisors (see below), whose sum is σ = 34220935872. Its totient is φ = 10694042400.

The previous prime is 22101020971. The next prime is 22101021029. The reversal of 22101021022 is 22012010122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22101020993 and 22101021011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101021029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178233979 + ... + 178234102.

It is an arithmetic number, because the mean of its divisors is an integer number (4277616984).

Almost surely, 2^22101021022 is an apocalyptic number.

22101021022 is a deficient number, since it is larger than the sum of its proper divisors (12119914850).

22101021022 is a wasteful number, since it uses less digits than its factorization.

22101021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356468114.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22101021022 its reverse (22012010122), we get a palindrome (44113031144).

The spelling of 22101021022 in words is "twenty-two billion, one hundred one million, twenty-one thousand, twenty-two".