201411020 has 48 divisors (see below), whose sum is σ = 452575200. Its totient is φ = 75064320.

The previous prime is 201411013. The next prime is 201411071. The reversal of 201411020 is 20114102.

It is a junction number, because it is equal to n+sod(n) for n = 201410992 and 201411010.

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, 18836 + ... + 27524.

It is an arithmetic number, because the mean of its divisors is an integer number (9428650).

Almost surely, 2^201411020 is an apocalyptic number.

201411020 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 201411020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226287600).

201411020 is an abundant number, since it is smaller than the sum of its proper divisors (251164180).

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

201411020 is a wasteful number, since it uses less digits than its factorization.

201411020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8778 (or 8776 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 201411020 is about 14191.9350336732. The cubic root of 201411020 is about 586.1756085110.

Adding to 201411020 its reverse (20114102), we get a palindrome (221525122).

The spelling of 201411020 in words is "two hundred one million, four hundred eleven thousand, twenty".