201430420000 has 120 divisors (see below), whose sum is σ = 496187653500. Its totient is φ = 80468352000.

The previous prime is 201430419997. The next prime is 201430420019. The reversal of 201430420000 is 24034102.

It can be written as a sum of positive squares in 10 ways, for example, as 1396068496 + 200034351504 = 37364^2 + 447252^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16573926 + ... + 16586074.

Almost surely, 2^201430420000 is an apocalyptic number.

201430420000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201430420000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248093826750).

201430420000 is an abundant number, since it is smaller than the sum of its proper divisors (294757233500).

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

201430420000 is an equidigital number, since it uses as much as digits as its factorization.

201430420000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13008 (or 12985 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 201430420000 its reverse (24034102), we get a palindrome (201454454102).

The spelling of 201430420000 in words is "two hundred one billion, four hundred thirty million, four hundred twenty thousand".