211111012020022 has 8 divisors (see below), whose sum is σ = 317159000952696. Its totient is φ = 105391345035792.

The previous prime is 211111012020001. The next prime is 211111012020023. The reversal of 211111012020022 is 220020210111112.

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

It is a super-2 number, since 2×211111012020022² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211111012019978 and 211111012020005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211111012020023) 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 3 ways as a sum of consecutive naturals, for example, 82080485503 + ... + 82080488074.

It is an arithmetic number, because the mean of its divisors is an integer number (39644875119087).

Almost surely, 2^{211111012020022} is an apocalyptic number.

211111012020022 is a deficient number, since it is larger than the sum of its proper divisors (106047988932674).

211111012020022 is a wasteful number, since it uses less digits than its factorization.

211111012020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164160974222.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 211111012020022 its reverse (220020210111112), we get a palindrome (431131222131134).

The spelling of 211111012020022 in words is "two hundred eleven trillion, one hundred eleven billion, twelve million, twenty thousand, twenty-two".