211121100012011 has 8 divisors (see below), whose sum is σ = 243670180495584. Its totient is φ = 179169250363200.

The previous prime is 211121100011999. The next prime is 211121100012019. The reversal of 211121100012011 is 110210001121112.

211121100012011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 211121100012011 - 2²² = 211121095817707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211121100012019) 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, 149307707930 + ... + 149307709343.

It is an arithmetic number, because the mean of its divisors is an integer number (30458772561948).

Almost surely, 2^{211121100012011} is an apocalyptic number.

211121100012011 is a deficient number, since it is larger than the sum of its proper divisors (32549080483573).

211121100012011 is a wasteful number, since it uses less digits than its factorization.

211121100012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298615417381.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 211121100012011 its reverse (110210001121112), we get a palindrome (321331101133123).

The spelling of 211121100012011 in words is "two hundred eleven trillion, one hundred twenty-one billion, one hundred million, twelve thousand, eleven".