2321220222102 has 32 divisors (see below), whose sum is σ = 4942986249600. Its totient is φ = 724157644928.

The previous prime is 2321220222091. The next prime is 2321220222109. The reversal of 2321220222102 is 2012220221232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321220222109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63548952 + ... + 63585467.

It is an arithmetic number, because the mean of its divisors is an integer number (154468320300).

Almost surely, 2^{2321220222102} is an apocalyptic number.

2321220222102 is an abundant number, since it is smaller than the sum of its proper divisors (2621766027498).

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

2321220222102 is a wasteful number, since it uses less digits than its factorization.

2321220222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127134620.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 2321220222102 its reverse (2012220221232), we get a palindrome (4333440443334).

The spelling of 2321220222102 in words is "two trillion, three hundred twenty-one billion, two hundred twenty million, two hundred twenty-two thousand, one hundred two".