211012222120110 has 64 divisors (see below), whose sum is σ = 563550544272960. Its totient is φ = 56184797370240.

The previous prime is 211012222120013. The next prime is 211012222120153. The reversal of 211012222120110 is 11021222210112.

211012222120110 is a `hidden beast` number, since 2 + 110 + 122 + 221 + 201 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 590991537 + ... + 591348476.

It is an arithmetic number, because the mean of its divisors is an integer number (8805477254265).

Almost surely, 2^{211012222120110} is an apocalyptic number.

211012222120110 is an abundant number, since it is smaller than the sum of its proper divisors (352538322152850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211012222120110 is a wasteful number, since it uses less digits than its factorization.

211012222120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182340690 (or 1182340684 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 211012222120110 its reverse (11021222210112), we get a palindrome (222033444330222).

The spelling of 211012222120110 in words is "two hundred eleven trillion, twelve billion, two hundred twenty-two million, one hundred twenty thousand, one hundred ten".