211120011121022 has 4 divisors (see below), whose sum is σ = 316680016681536. Its totient is φ = 105560005560510.

The previous prime is 211120011121021. The next prime is 211120011121039. The reversal of 211120011121022 is 220121110021112.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211120011121021) 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 as a sum of consecutive naturals, namely, 52780002780254 + ... + 52780002780257.

It is an arithmetic number, because the mean of its divisors is an integer number (79170004170384).

Almost surely, 2^{211120011121022} is an apocalyptic number.

211120011121022 is a deficient number, since it is larger than the sum of its proper divisors (105560005560514).

211120011121022 is a wasteful number, since it uses less digits than its factorization.

211120011121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105560005560513.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 211120011121022 its reverse (220121110021112), we get a palindrome (431241121142134).

The spelling of 211120011121022 in words is "two hundred eleven trillion, one hundred twenty billion, eleven million, one hundred twenty-one thousand, twenty-two".