202413212444 has 6 divisors (see below), whose sum is σ = 354223121784. Its totient is φ = 101206606220.

The previous prime is 202413212423. The next prime is 202413212459. The reversal of 202413212444 is 444212314202.

It is a happy number.

It is a super-2 number, since 2×202413212444² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25301651552 + ... + 25301651559.

It is an arithmetic number, because the mean of its divisors is an integer number (59037186964).

Almost surely, 2^202413212444 is an apocalyptic number.

It is an amenable number.

202413212444 is a deficient number, since it is larger than the sum of its proper divisors (151809909340).

202413212444 is a wasteful number, since it uses less digits than its factorization.

202413212444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50603303115 (or 50603303113 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 202413212444 its reverse (444212314202), we get a palindrome (646625526646).

The spelling of 202413212444 in words is "two hundred two billion, four hundred thirteen million, two hundred twelve thousand, four hundred forty-four".