201330201402 has 120 divisors (see below), whose sum is σ = 512969202900. Its totient is φ = 58905221760.

The previous prime is 201330201383. The next prime is 201330201463. The reversal of 201330201402 is 204102033102.

201330201402 is a `hidden beast` number, since 20 + 13 + 30 + 201 + 402 = 666.

201330201402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 172971978201 + 28358223201 = 415899^2 + 168399^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 59 ways as a sum of consecutive naturals, for example, 391374 + ... + 745542.

Almost surely, 2^201330201402 is an apocalyptic number.

201330201402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 201330201402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256484601450).

201330201402 is an abundant number, since it is smaller than the sum of its proper divisors (311639001498).

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

201330201402 is a wasteful number, since it uses less digits than its factorization.

201330201402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354234 (or 354214 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 201330201402 its reverse (204102033102), we get a palindrome (405432234504).

The spelling of 201330201402 in words is "two hundred one billion, three hundred thirty million, two hundred one thousand, four hundred two".