23221021303002 has 16 divisors (see below), whose sum is σ = 46442232626400. Its totient is φ = 7740308764272.

The previous prime is 23221021302971. The next prime is 23221021303057. The reversal of 23221021303002 is 20030312012232.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23221021303002.

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, 6303573 + ... + 9283160.

It is an arithmetic number, because the mean of its divisors is an integer number (2902639539150).

Almost surely, 2^{23221021303002} is an apocalyptic number.

23221021303002 is an abundant number, since it is smaller than the sum of its proper divisors (23221211323398).

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

23221021303002 is a wasteful number, since it uses less digits than its factorization.

23221021303002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15835037.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 23221021303002 its reverse (20030312012232), we get a palindrome (43251333315234).

The spelling of 23221021303002 in words is "twenty-three trillion, two hundred twenty-one billion, twenty-one million, three hundred three thousand, two".