101122001211 has 64 divisors (see below), whose sum is σ = 177177093120. Its totient is φ = 49762352640.

The previous prime is 101122001203. The next prime is 101122001297. The reversal of 101122001211 is 112100221101.

It is not a de Polignac number, because 101122001211 - 2³ = 101122001203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101122081211) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 212641 + ... + 497453.

It is an arithmetic number, because the mean of its divisors is an integer number (2768392080).

Almost surely, 2^101122001211 is an apocalyptic number.

101122001211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

101122001211 is a deficient number, since it is larger than the sum of its proper divisors (76055091909).

101122001211 is a wasteful number, since it uses less digits than its factorization.

101122001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284916.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101122001211 its reverse (112100221101), we get a palindrome (213222222312).

The spelling of 101122001211 in words is "one hundred one billion, one hundred twenty-two million, one thousand, two hundred eleven".