22140420310 has 32 divisors (see below), whose sum is σ = 42267241152. Its totient is φ = 8332241280.

The previous prime is 22140420283. The next prime is 22140420319. The reversal of 22140420310 is 1302404122.

It is a super-2 number, since 2×22140420310² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22140420319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 775009 + ... + 803068.

It is an arithmetic number, because the mean of its divisors is an integer number (1320851286).

Almost surely, 2^22140420310 is an apocalyptic number.

22140420310 is a deficient number, since it is larger than the sum of its proper divisors (20126820842).

22140420310 is a wasteful number, since it uses less digits than its factorization.

22140420310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578168.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22140420310 its reverse (1302404122), we get a palindrome (23442824432).

The spelling of 22140420310 in words is "twenty-two billion, one hundred forty million, four hundred twenty thousand, three hundred ten".