201101803934844 has 48 divisors (see below), whose sum is σ = 478095046289280. Its totient is φ = 65768597943360.

The previous prime is 201101803934839. The next prime is 201101803934869. The reversal of 201101803934844 is 448439308101102.

It is a junction number, because it is equal to n+sod(n) for n = 201101803934793 and 201101803934802.

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, 79327567 + ... + 81823385.

It is an arithmetic number, because the mean of its divisors is an integer number (9960313464360).

Almost surely, 2^{201101803934844} is an apocalyptic number.

It is an amenable number.

201101803934844 is an abundant number, since it is smaller than the sum of its proper divisors (276993242354436).

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

201101803934844 is a wasteful number, since it uses less digits than its factorization.

201101803934844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2622570 (or 2622568 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 201101803934844 in words is "two hundred one trillion, one hundred one billion, eight hundred three million, nine hundred thirty-four thousand, eight hundred forty-four".