211211212101093 has 24 divisors (see below), whose sum is σ = 311641974229248. Its totient is φ = 137781499585632.

The previous prime is 211211212101067. The next prime is 211211212101103. The reversal of 211211212101093 is 390101212112112.

211211212101093 is a `hidden beast` number, since 211 + 21 + 121 + 210 + 10 + 93 = 666.

It is not a de Polignac number, because 211211212101093 - 2³⁴ = 211194032231909 is a prime.

It is a super-2 number, since 2×211211212101093² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211211212101053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52536330 + ... + 56413547.

It is an arithmetic number, because the mean of its divisors is an integer number (12985082259552).

Almost surely, 2^{211211212101093} is an apocalyptic number.

It is an amenable number.

211211212101093 is a deficient number, since it is larger than the sum of its proper divisors (100430762128155).

211211212101093 is a wasteful number, since it uses less digits than its factorization.

211211212101093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108954513 (or 108954510 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 27.

The spelling of 211211212101093 in words is "two hundred eleven trillion, two hundred eleven billion, two hundred twelve million, one hundred one thousand, ninety-three".