201303421004 has 48 divisors (see below), whose sum is σ = 416994842880. Its totient is φ = 83196966720.

The previous prime is 201303420977. The next prime is 201303421031. The reversal of 201303421004 is 400124303102.

It is an interprime number because it is at equal distance from previous prime (201303420977) and next prime (201303421031).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 521639 + ... + 821409.

It is an arithmetic number, because the mean of its divisors is an integer number (8687392560).

Almost surely, 2^201303421004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201303421004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208497421440).

201303421004 is an abundant number, since it is smaller than the sum of its proper divisors (215691421876).

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

201303421004 is a wasteful number, since it uses less digits than its factorization.

201303421004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300638 (or 300636 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 201303421004 its reverse (400124303102), we get a palindrome (601427724106).

The spelling of 201303421004 in words is "two hundred one billion, three hundred three million, four hundred twenty-one thousand, four".