203021220010 has 64 divisors (see below), whose sum is σ = 419489574912. Its totient is φ = 69300069696.

The previous prime is 203021219971. The next prime is 203021220023. The reversal of 203021220010 is 10022120302.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26284009 + ... + 26291731.

It is an arithmetic number, because the mean of its divisors is an integer number (6554524608).

Almost surely, 2^203021220010 is an apocalyptic number.

203021220010 is an abundant number, since it is smaller than the sum of its proper divisors (216468354902).

203021220010 is a wasteful number, since it uses less digits than its factorization.

203021220010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9347.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 203021220010 its reverse (10022120302), we get a palindrome (213043340312).

The spelling of 203021220010 in words is "two hundred three billion, twenty-one million, two hundred twenty thousand, ten".