211020101022 has 16 divisors (see below), whose sum is σ = 422044755840. Its totient is φ = 70339274712.

The previous prime is 211020101011. The next prime is 211020101101. The reversal of 211020101022 is 220101020112.

211020101022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 211020100989 and 211020101007.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 856129 + ... + 1074707.

It is an arithmetic number, because the mean of its divisors is an integer number (26377797240).

Almost surely, 2^211020101022 is an apocalyptic number.

211020101022 is an abundant number, since it is smaller than the sum of its proper divisors (211024654818).

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

211020101022 is a wasteful number, since it uses less digits than its factorization.

211020101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379487.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 211020101022 its reverse (220101020112), we get a palindrome (431121121134).

The spelling of 211020101022 in words is "two hundred eleven billion, twenty million, one hundred one thousand, twenty-two".