211320121023112 has 8 divisors (see below), whose sum is σ = 396225226918350. Its totient is φ = 105660060511552.

The previous prime is 211320121023079. The next prime is 211320121023211.

It is a happy number.

211320121023112 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 170830494005796 + 40489627017316 = 13070214^2 + 6363146^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13207507563937 + ... + 13207507563952.

Almost surely, 2^{211320121023112} is an apocalyptic number.

It is an amenable number.

211320121023112 is a deficient number, since it is larger than the sum of its proper divisors (184905105895238).

211320121023112 is a wasteful number, since it uses less digits than its factorization.

211320121023112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26415015127895 (or 26415015127891 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 211320121023112 in words is "two hundred eleven trillion, three hundred twenty billion, one hundred twenty-one million, twenty-three thousand, one hundred twelve".