210241000420 has 24 divisors (see below), whose sum is σ = 481643019648. Its totient is φ = 76451272800.

The previous prime is 210241000367. The next prime is 210241000429. The reversal of 210241000420 is 24000142012.

It is a junction number, because it is equal to n+sod(n) for n = 210241000394 and 210241000403.

It is not an unprimeable number, because it can be changed into a prime (210241000429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 477820236 + ... + 477820675.

It is an arithmetic number, because the mean of its divisors is an integer number (20068459152).

Almost surely, 2^210241000420 is an apocalyptic number.

210241000420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210241000420 is an abundant number, since it is smaller than the sum of its proper divisors (271402019228).

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

210241000420 is a wasteful number, since it uses less digits than its factorization.

210241000420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955640931 (or 955640929 counting only the distinct ones).

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

Adding to 210241000420 its reverse (24000142012), we get a palindrome (234241142432).

The spelling of 210241000420 in words is "two hundred ten billion, two hundred forty-one million, four hundred twenty", and thus it is an aban number.