211011021122 has 16 divisors (see below), whose sum is σ = 345302056512. Its totient is φ = 95910963120.

The previous prime is 211011021077. The next prime is 211011021157. The reversal of 211011021122 is 221120110112.

It is a junction number, because it is equal to n+sod(n) for n = 211011021097 and 211011021106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 615488 + ... + 894900.

It is an arithmetic number, because the mean of its divisors is an integer number (21581378532).

Almost surely, 2^211011021122 is an apocalyptic number.

211011021122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211011021122 is a deficient number, since it is larger than the sum of its proper divisors (134291035390).

211011021122 is a wasteful number, since it uses less digits than its factorization.

211011021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313753.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 211011021122 its reverse (221120110112), we get a palindrome (432131131234).

The spelling of 211011021122 in words is "two hundred eleven billion, eleven million, twenty-one thousand, one hundred twenty-two".