22342440202012 has 36 divisors (see below), whose sum is σ = 45518951351160. Its totient is φ = 9567725903904.

The previous prime is 22342440202009. The next prime is 22342440202091. The reversal of 22342440202012 is 21020204424322.

It is a happy number.

It is a super-3 number, since 3×22342440202012³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45024103 + ... + 45517630.

It is an arithmetic number, because the mean of its divisors is an integer number (1264415315310).

Almost surely, 2^{22342440202012} is an apocalyptic number.

It is an amenable number.

22342440202012 is an abundant number, since it is smaller than the sum of its proper divisors (23176511149148).

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

22342440202012 is a wasteful number, since it uses less digits than its factorization.

22342440202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90543010 (or 90543001 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 22342440202012 its reverse (21020204424322), we get a palindrome (43362644626334).

The spelling of 22342440202012 in words is "twenty-two trillion, three hundred forty-two billion, four hundred forty million, two hundred two thousand, twelve".