2102122101102 has 8 divisors (see below), whose sum is σ = 4204244202216. Its totient is φ = 700707367032.

The previous prime is 2102122101049. The next prime is 2102122101103. The reversal of 2102122101102 is 2011012212012.

It is a sphenic number, since it is the product of 3 distinct primes.

2102122101102 is an admirable number.

It is a super-2 number, since 2×2102122101102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102122101103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175176841753 + ... + 175176841764.

It is an arithmetic number, because the mean of its divisors is an integer number (525530525277).

Almost surely, 2^{2102122101102} is an apocalyptic number.

2102122101102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2102122101102 is a wasteful number, since it uses less digits than its factorization.

2102122101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350353683522.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2102122101102 its reverse (2011012212012), we get a palindrome (4113134313114).

The spelling of 2102122101102 in words is "two trillion, one hundred two billion, one hundred twenty-two million, one hundred one thousand, one hundred two".