2122101220102 has 16 divisors (see below), whose sum is σ = 3241290447360. Its totient is φ = 1041843333888.

The previous prime is 2122101220049. The next prime is 2122101220111. The reversal of 2122101220102 is 2010221012212.

It is a happy number.

It is a congruent number.

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, 43040977 + ... + 43090252.

It is an arithmetic number, because the mean of its divisors is an integer number (202580652960).

Almost surely, 2^{2122101220102} is an apocalyptic number.

2122101220102 is a deficient number, since it is larger than the sum of its proper divisors (1119189227258).

2122101220102 is a wasteful number, since it uses less digits than its factorization.

2122101220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86131455.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2122101220102 its reverse (2010221012212), we get a palindrome (4132322232314).

The spelling of 2122101220102 in words is "two trillion, one hundred twenty-two billion, one hundred one million, two hundred twenty thousand, one hundred two".