221302001013 has 8 divisors (see below), whose sum is σ = 307898436288. Its totient is φ = 141120116544.

The previous prime is 221302000987. The next prime is 221302001017. The reversal of 221302001013 is 310100203122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 221302001013 - 2¹² = 221301996917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 221302000983 and 221302001001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221302001017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1603637620 + ... + 1603637757.

It is an arithmetic number, because the mean of its divisors is an integer number (38487304536).

Almost surely, 2^221302001013 is an apocalyptic number.

221302001013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

221302001013 is a deficient number, since it is larger than the sum of its proper divisors (86596435275).

221302001013 is a wasteful number, since it uses less digits than its factorization.

221302001013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3207275403.

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

Adding to 221302001013 its reverse (310100203122), we get a palindrome (531402204135).

The spelling of 221302001013 in words is "two hundred twenty-one billion, three hundred two million, one thousand, thirteen".