221310010030102 has 8 divisors (see below), whose sum is σ = 379388588623056. Its totient is φ = 94847147155752.

The previous prime is 221310010030051. The next prime is 221310010030139. The reversal of 221310010030102 is 201030010013122.

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

It is a super-2 number, since 2×221310010030102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 7903928929633 + ... + 7903928929660.

It is an arithmetic number, because the mean of its divisors is an integer number (47423573577882).

Almost surely, 2^{221310010030102} is an apocalyptic number.

221310010030102 is a deficient number, since it is larger than the sum of its proper divisors (158078578592954).

221310010030102 is a wasteful number, since it uses less digits than its factorization.

221310010030102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15807857859302.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 221310010030102 its reverse (201030010013122), we get a palindrome (422340020043224).

The spelling of 221310010030102 in words is "two hundred twenty-one trillion, three hundred ten billion, ten million, thirty thousand, one hundred two".