201110403420 has 96 divisors (see below), whose sum is σ = 628056253440. Its totient is φ = 53425488960.

The previous prime is 201110403419. The next prime is 201110403443. The reversal of 201110403420 is 24304011102.

201110403420 is a `hidden beast` number, since 201 + 1 + 1 + 0 + 40 + 3 + 420 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201110403393 and 201110403402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 566016 + ... + 850055.

It is an arithmetic number, because the mean of its divisors is an integer number (6542252640).

Almost surely, 2^201110403420 is an apocalyptic number.

201110403420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201110403420 is an abundant number, since it is smaller than the sum of its proper divisors (426945850020).

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

201110403420 is a wasteful number, since it uses less digits than its factorization.

201110403420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416352 (or 1416344 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 201110403420 its reverse (24304011102), we get a palindrome (225414414522).

The spelling of 201110403420 in words is "two hundred one billion, one hundred ten million, four hundred three thousand, four hundred twenty".