202142212422 has 16 divisors (see below), whose sum is σ = 418225267440. Its totient is φ = 65057263712.

The previous prime is 202142212417. The next prime is 202142212463. The reversal of 202142212422 is 224212241202.

It is a super-2 number, since 2×202142212422² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202142212392 and 202142212401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 580868253 + ... + 580868600.

It is an arithmetic number, because the mean of its divisors is an integer number (26139079215).

Almost surely, 2^202142212422 is an apocalyptic number.

202142212422 is an abundant number, since it is smaller than the sum of its proper divisors (216083055018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202142212422 is a wasteful number, since it uses less digits than its factorization.

202142212422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161736887.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 202142212422 its reverse (224212241202), we get a palindrome (426354453624).

The spelling of 202142212422 in words is "two hundred two billion, one hundred forty-two million, two hundred twelve thousand, four hundred twenty-two".