201103441400 has 96 divisors (see below), whose sum is σ = 495988991280. Its totient is φ = 75568896000.

The previous prime is 201103441387. The next prime is 201103441433. The reversal of 201103441400 is 4144301102.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 1784735 + ... + 1894065.

Almost surely, 2^201103441400 is an apocalyptic number.

201103441400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201103441400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247994495640).

201103441400 is an abundant number, since it is smaller than the sum of its proper divisors (294885549880).

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

201103441400 is a wasteful number, since it uses less digits than its factorization.

201103441400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109905 (or 109896 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 201103441400 its reverse (4144301102), we get a palindrome (205247742502).

The spelling of 201103441400 in words is "two hundred one billion, one hundred three million, four hundred forty-one thousand, four hundred".