201340212444 has 72 divisors (see below), whose sum is σ = 582105914208. Its totient is φ = 57480635520.

The previous prime is 201340212433. The next prime is 201340212467. The reversal of 201340212444 is 444212043102.

201340212444 is a `hidden beast` number, since 2 + 0 + 1 + 3 + 4 + 0 + 212 + 444 = 666.

It is a super-2 number, since 2×201340212444² (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 in 23 ways as a sum of consecutive naturals, for example, 8974 + ... + 634634.

It is an arithmetic number, because the mean of its divisors is an integer number (8084804364).

Almost surely, 2^201340212444 is an apocalyptic number.

It is an amenable number.

201340212444 is an abundant number, since it is smaller than the sum of its proper divisors (380765701764).

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

201340212444 is a wasteful number, since it uses less digits than its factorization.

201340212444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626955 (or 626950 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 201340212444 its reverse (444212043102), we get a palindrome (645552255546).

The spelling of 201340212444 in words is "two hundred one billion, three hundred forty million, two hundred twelve thousand, four hundred forty-four".