2102120012211 has 8 divisors (see below), whose sum is σ = 2805354033360. Its totient is φ = 1400149666272.

The previous prime is 2102120012119. The next prime is 2102120012219. The reversal of 2102120012211 is 1122100212012.

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

It is not a de Polignac number, because 2102120012211 - 2²⁷ = 2101985794483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2102120012219) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 315914920 + ... + 315921573.

It is an arithmetic number, because the mean of its divisors is an integer number (350669254170).

Almost surely, 2^{2102120012211} is an apocalyptic number.

2102120012211 is a deficient number, since it is larger than the sum of its proper divisors (703234021149).

2102120012211 is a wasteful number, since it uses less digits than its factorization.

2102120012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631837605.

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

Adding to 2102120012211 its reverse (1122100212012), we get a palindrome (3224220224223).

The spelling of 2102120012211 in words is "two trillion, one hundred two billion, one hundred twenty million, twelve thousand, two hundred eleven".