211010112101121 has 8 divisors (see below), whose sum is σ = 288950784138624. Its totient is φ = 136871424065520.

The previous prime is 211010112101119. The next prime is 211010112101141. The reversal of 211010112101121 is 121101211010112.

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

It is not a de Polignac number, because 211010112101121 - 2¹ = 211010112101119 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 211010112101121.

It is not an unprimeable number, because it can be changed into a prime (211010112101141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 950496000345 + ... + 950496000566.

It is an arithmetic number, because the mean of its divisors is an integer number (36118848017328).

Almost surely, 2^{211010112101121} is an apocalyptic number.

It is an amenable number.

211010112101121 is a deficient number, since it is larger than the sum of its proper divisors (77940672037503).

211010112101121 is a wasteful number, since it uses less digits than its factorization.

211010112101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900992000951.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 211010112101121 its reverse (121101211010112), we get a palindrome (332111323111233).

The spelling of 211010112101121 in words is "two hundred eleven trillion, ten billion, one hundred twelve million, one hundred one thousand, one hundred twenty-one".