22101020422 has 8 divisors (see below), whose sum is σ = 35701648416. Its totient is φ = 10200470952.

The previous prime is 22101020407. The next prime is 22101020423. The reversal of 22101020422 is 22402010122.

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

It is a super-2 number, since 2×22101020422² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22101020396 and 22101020405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101020423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425019598 + ... + 425019649.

It is an arithmetic number, because the mean of its divisors is an integer number (4462706052).

Almost surely, 2^22101020422 is an apocalyptic number.

22101020422 is a deficient number, since it is larger than the sum of its proper divisors (13600627994).

22101020422 is a wasteful number, since it uses less digits than its factorization.

22101020422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850039262.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22101020422 its reverse (22402010122), we get a palindrome (44503030544).

The spelling of 22101020422 in words is "twenty-two billion, one hundred one million, twenty thousand, four hundred twenty-two".