101603420 has 24 divisors (see below), whose sum is σ = 222645024. Its totient is φ = 38874176.

The previous prime is 101603417. The next prime is 101603449. The reversal of 101603420 is 24306101.

It is a congruent number.

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, 109979 + ... + 110898.

It is an arithmetic number, because the mean of its divisors is an integer number (9276876).

Almost surely, 2^101603420 is an apocalyptic number.

101603420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101603420 is an abundant number, since it is smaller than the sum of its proper divisors (121041604).

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

101603420 is a wasteful number, since it uses less digits than its factorization.

101603420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220909 (or 220907 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 101603420 is about 10079.8521814558. The cubic root of 101603420 is about 466.6265464375.

Adding to 101603420 its reverse (24306101), we get a palindrome (125909521).

The spelling of 101603420 in words is "one hundred one million, six hundred three thousand, four hundred twenty".