202144421022 has 16 divisors (see below), whose sum is σ = 404311234320. Its totient is φ = 67377741632.

The previous prime is 202144420957. The next prime is 202144421027. The reversal of 202144421022 is 220124441202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 202144420983 and 202144421001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202144421027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 814497 + ... + 1033292.

It is an arithmetic number, because the mean of its divisors is an integer number (25269452145).

Almost surely, 2^202144421022 is an apocalyptic number.

202144421022 is an abundant number, since it is smaller than the sum of its proper divisors (202166813298).

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

202144421022 is a wasteful number, since it uses less digits than its factorization.

202144421022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866027.

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

Adding to 202144421022 its reverse (220124441202), we get a palindrome (422268862224).

The spelling of 202144421022 in words is "two hundred two billion, one hundred forty-four million, four hundred twenty-one thousand, twenty-two".