201022515115352 has 64 divisors (see below), whose sum is σ = 434823735928320. Its totient is φ = 85340396832768.

The previous prime is 201022515115349. The next prime is 201022515115403. The reversal of 201022515115352 is 253511515220102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72600248 + ... + 75318264.

It is an arithmetic number, because the mean of its divisors is an integer number (6794120873880).

Almost surely, 2^{201022515115352} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201022515115352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217411867964160).

201022515115352 is an abundant number, since it is smaller than the sum of its proper divisors (233801220812968).

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

201022515115352 is a wasteful number, since it uses less digits than its factorization.

201022515115352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2730480 (or 2730476 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 35.

The spelling of 201022515115352 in words is "two hundred one trillion, twenty-two billion, five hundred fifteen million, one hundred fifteen thousand, three hundred fifty-two".