2102102032422 has 32 divisors (see below), whose sum is σ = 4902861888000. Its totient is φ = 600600580104.

The previous prime is 2102102032417. The next prime is 2102102032451. The reversal of 2102102032422 is 2242302012012.

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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510712722 + ... + 510716837.

It is an arithmetic number, because the mean of its divisors is an integer number (153214434000).

Almost surely, 2^{2102102032422} is an apocalyptic number.

2102102032422 is an abundant number, since it is smaller than the sum of its proper divisors (2800759855578).

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

2102102032422 is a wasteful number, since it uses less digits than its factorization.

2102102032422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021429585 (or 1021429571 counting only the distinct ones).

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

Adding to 2102102032422 its reverse (2242302012012), we get a palindrome (4344404044434).

The spelling of 2102102032422 in words is "two trillion, one hundred two billion, one hundred two million, thirty-two thousand, four hundred twenty-two".