2120111110102 has 8 divisors (see below), whose sum is σ = 3189025069200. Its totient is φ = 1057102753704.

The previous prime is 2120111110099. The next prime is 2120111110171. The reversal of 2120111110102 is 2010111110212.

It is a happy number.

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

It is a super-2 number, since 2×2120111110102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1476399777 + ... + 1476401212.

It is an arithmetic number, because the mean of its divisors is an integer number (398628133650).

Almost surely, 2^{2120111110102} is an apocalyptic number.

2120111110102 is a deficient number, since it is larger than the sum of its proper divisors (1068913959098).

2120111110102 is a wasteful number, since it uses less digits than its factorization.

2120111110102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2952801350.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2120111110102 its reverse (2010111110212), we get a palindrome (4130222220314).

The spelling of 2120111110102 in words is "two trillion, one hundred twenty billion, one hundred eleven million, one hundred ten thousand, one hundred two".