211022211010 has 32 divisors (see below), whose sum is σ = 409095272880. Its totient is φ = 77908877568.

The previous prime is 211022210969. The next prime is 211022211041. The reversal of 211022211010 is 10112220112.

211022211010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 82691328721 + 128330882289 = 287561^2 + 358233^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

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 15 ways as a sum of consecutive naturals, for example, 1507144 + ... + 1641196.

Almost surely, 2^211022211010 is an apocalyptic number.

211022211010 is a deficient number, since it is larger than the sum of its proper divisors (198073061870).

211022211010 is a wasteful number, since it uses less digits than its factorization.

211022211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146182.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 211022211010 its reverse (10112220112), we get a palindrome (221134431122).

The spelling of 211022211010 in words is "two hundred eleven billion, twenty-two million, two hundred eleven thousand, ten".