20142202322 has 48 divisors (see below), whose sum is σ = 34372375296. Its totient is φ = 8836581600.

The previous prime is 20142202319. The next prime is 20142202343. The reversal of 20142202322 is 22320224102.

It is a junction number, because it is equal to n+sod(n) for n = 20142202294 and 20142202303.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2974913 + ... + 2981675.

It is an arithmetic number, because the mean of its divisors is an integer number (716091152).

Almost surely, 2^20142202322 is an apocalyptic number.

20142202322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20142202322 is a deficient number, since it is larger than the sum of its proper divisors (14230172974).

20142202322 is a wasteful number, since it uses less digits than its factorization.

20142202322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7215 (or 7204 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20142202322 its reverse (22320224102), we get a palindrome (42462426424).

The spelling of 20142202322 in words is "twenty billion, one hundred forty-two million, two hundred two thousand, three hundred twenty-two".