201420124 has 12 divisors (see below), whose sum is σ = 353059000. Its totient is φ = 100546128.

The previous prime is 201420103. The next prime is 201420179. The reversal of 201420124 is 421024102.

It is a junction number, because it is equal to n+sod(n) for n = 201420098 and 201420107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38199 + ... + 43150.

Almost surely, 2^201420124 is an apocalyptic number.

It is an amenable number.

201420124 is a deficient number, since it is larger than the sum of its proper divisors (151638876).

201420124 is a wasteful number, since it uses less digits than its factorization.

201420124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81972 (or 81970 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 201420124 is about 14192.2557755982. The cubic root of 201420124 is about 586.1844403057.

Adding to 201420124 its reverse (421024102), we get a palindrome (622444226).

The spelling of 201420124 in words is "two hundred one million, four hundred twenty thousand, one hundred twenty-four".