201100013420 has 24 divisors (see below), whose sum is σ = 422468724384. Its totient is φ = 80409777536.

The previous prime is 201100013393. The next prime is 201100013453. The reversal of 201100013420 is 24310001102.

It is a junction number, because it is equal to n+sod(n) for n = 201100013395 and 201100013404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1834649 + ... + 1941168.

It is an arithmetic number, because the mean of its divisors is an integer number (17602863516).

Almost surely, 2^201100013420 is an apocalyptic number.

201100013420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201100013420 is an abundant number, since it is smaller than the sum of its proper divisors (221368710964).

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

201100013420 is a wasteful number, since it uses less digits than its factorization.

201100013420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3778489 (or 3778487 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 201100013420 its reverse (24310001102), we get a palindrome (225410014522).

The spelling of 201100013420 in words is "two hundred one billion, one hundred million, thirteen thousand, four hundred twenty".