2302123212102 has 64 divisors (see below), whose sum is σ = 5486306181120. Its totient is φ = 630067890816.

The previous prime is 2302123212061. The next prime is 2302123212119. The reversal of 2302123212102 is 2012123212032.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7286593 + ... + 7595964.

It is an arithmetic number, because the mean of its divisors is an integer number (85723534080).

Almost surely, 2^{2302123212102} is an apocalyptic number.

2302123212102 is an abundant number, since it is smaller than the sum of its proper divisors (3184182969018).

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

2302123212102 is a wasteful number, since it uses less digits than its factorization.

2302123212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14882725.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2302123212102 its reverse (2012123212032), we get a palindrome (4314246424134).

The spelling of 2302123212102 in words is "two trillion, three hundred two billion, one hundred twenty-three million, two hundred twelve thousand, one hundred two".