201420124392 has 16 divisors (see below), whose sum is σ = 503550311040. Its totient is φ = 67140041456.

The previous prime is 201420124379. The next prime is 201420124393. The reversal of 201420124392 is 293421024102.

201420124392 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (201420124393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4196252568 + ... + 4196252615.

It is an arithmetic number, because the mean of its divisors is an integer number (31471894440).

Almost surely, 2^201420124392 is an apocalyptic number.

It is an amenable number.

201420124392 is an abundant number, since it is smaller than the sum of its proper divisors (302130186648).

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

201420124392 is a wasteful number, since it uses less digits than its factorization.

201420124392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8392505192 (or 8392505188 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 201420124392 its reverse (293421024102), we get a palindrome (494841148494).

The spelling of 201420124392 in words is "two hundred one billion, four hundred twenty million, one hundred twenty-four thousand, three hundred ninety-two".