22101309404 has 12 divisors (see below), whose sum is σ = 38679203304. Its totient is φ = 11050108464.

The previous prime is 22101309401. The next prime is 22101309421. The reversal of 22101309404 is 40490310122.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101309401) 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, 37547 + ... + 213570.

It is an arithmetic number, because the mean of its divisors is an integer number (3223266942).

Almost surely, 2^22101309404 is an apocalyptic number.

It is an amenable number.

22101309404 is a deficient number, since it is larger than the sum of its proper divisors (16577893900).

22101309404 is a wasteful number, since it uses less digits than its factorization.

22101309404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273124 (or 273122 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 22101309404 its reverse (40490310122), we get a palindrome (62591619526).

The spelling of 22101309404 in words is "twenty-two billion, one hundred one million, three hundred nine thousand, four hundred four".