21301103202 has 16 divisors (see below), whose sum is σ = 42603637440. Its totient is φ = 7100129232.

The previous prime is 21301103179. The next prime is 21301103221. The reversal of 21301103202 is 20230110312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313299 + ... + 375177.

It is an arithmetic number, because the mean of its divisors is an integer number (2662727340).

Almost surely, 2^21301103202 is an apocalyptic number.

21301103202 is an abundant number, since it is smaller than the sum of its proper divisors (21302534238).

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

21301103202 is a wasteful number, since it uses less digits than its factorization.

21301103202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119257.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 21301103202 its reverse (20230110312), we get a palindrome (41531213514).

It can be divided in two parts, 2130110 and 3202, that added together give a palindrome (2133312).

The spelling of 21301103202 in words is "twenty-one billion, three hundred one million, one hundred three thousand, two hundred two".