211122021222122 has 32 divisors (see below), whose sum is σ = 318012599342592. Its totient is φ = 105118972633584.

The previous prime is 211122021222113. The next prime is 211122021222137. The reversal of 211122021222122 is 221222120221112.

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, 977929163 + ... + 978145025.

It is an arithmetic number, because the mean of its divisors is an integer number (9937893729456).

Almost surely, 2^{211122021222122} is an apocalyptic number.

211122021222122 is a deficient number, since it is larger than the sum of its proper divisors (106890578120470).

211122021222122 is a wasteful number, since it uses less digits than its factorization.

211122021222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218522.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 211122021222122 its reverse (221222120221112), we get a palindrome (432344141443234).

The spelling of 211122021222122 in words is "two hundred eleven trillion, one hundred twenty-two billion, twenty-one million, two hundred twenty-two thousand, one hundred twenty-two".