2120221112102 has 8 divisors (see below), whose sum is σ = 3205373650176. Its totient is φ = 1051763228712.

The previous prime is 2120221112071. The next prime is 2120221112123. The reversal of 2120221112102 is 2012111220212.

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

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, 4173663353 + ... + 4173663860.

It is an arithmetic number, because the mean of its divisors is an integer number (400671706272).

Almost surely, 2^{2120221112102} is an apocalyptic number.

2120221112102 is a deficient number, since it is larger than the sum of its proper divisors (1085152538074).

2120221112102 is a wasteful number, since it uses less digits than its factorization.

2120221112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8347327342.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2120221112102 its reverse (2012111220212), we get a palindrome (4132332332314).

The spelling of 2120221112102 in words is "two trillion, one hundred twenty billion, two hundred twenty-one million, one hundred twelve thousand, one hundred two".