211101102020022 has 64 divisors (see below), whose sum is σ = 457818573864960. Its totient is φ = 64742020358400.

The previous prime is 211101102019999. The next prime is 211101102020101. The reversal of 211101102020022 is 220020201101112.

It is a junction number, because it is equal to n+sod(n) for n = 211101102019983 and 211101102020010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 343772854 + ... + 344386377.

It is an arithmetic number, because the mean of its divisors is an integer number (7153415216640).

Almost surely, 2^{211101102020022} is an apocalyptic number.

211101102020022 is an abundant number, since it is smaller than the sum of its proper divisors (246717471844938).

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

211101102020022 is a wasteful number, since it uses less digits than its factorization.

211101102020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688159349.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211101102020022 its reverse (220020201101112), we get a palindrome (431121303121134).

The spelling of 211101102020022 in words is "two hundred eleven trillion, one hundred one billion, one hundred two million, twenty thousand, twenty-two".