2120111001102 has 8 divisors (see below), whose sum is σ = 4240222002216. Its totient is φ = 706703667032.

The previous prime is 2120111001091. The next prime is 2120111001103. The reversal of 2120111001102 is 2011001110212.

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

2120111001102 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120111001103) 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, 176675916753 + ... + 176675916764.

It is an arithmetic number, because the mean of its divisors is an integer number (530027750277).

Almost surely, 2^{2120111001102} is an apocalyptic number.

2120111001102 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.

2120111001102 is a wasteful number, since it uses less digits than its factorization.

2120111001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353351833522.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2120111001102 its reverse (2011001110212), we get a palindrome (4131112111314).

The spelling of 2120111001102 in words is "two trillion, one hundred twenty billion, one hundred eleven million, one thousand, one hundred two".