20140322422 has 16 divisors (see below), whose sum is σ = 32967000000. Its totient is φ = 9151884040.

The previous prime is 20140322387. The next prime is 20140322471. The reversal of 20140322422 is 22422304102.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 20140322393 and 20140322402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66172 + ... + 211327.

It is an arithmetic number, because the mean of its divisors is an integer number (2060437500).

Almost surely, 2^20140322422 is an apocalyptic number.

20140322422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20140322422 is a deficient number, since it is larger than the sum of its proper divisors (12826677578).

20140322422 is a wasteful number, since it uses less digits than its factorization.

20140322422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280811.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 20140322422 its reverse (22422304102), we get a palindrome (42562626524).

The spelling of 20140322422 in words is "twenty billion, one hundred forty million, three hundred twenty-two thousand, four hundred twenty-two".