101122121311012 has 24 divisors (see below), whose sum is σ = 184836545663616. Its totient is φ = 48315935857728.

The previous prime is 101122121311009. The next prime is 101122121311021. The reversal of 101122121311012 is 210113121221101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 531925048 + ... + 532115119.

It is an arithmetic number, because the mean of its divisors is an integer number (7701522735984).

Almost surely, 2^{101122121311012} is an apocalyptic number.

It is an amenable number.

101122121311012 is a deficient number, since it is larger than the sum of its proper divisors (83714424352604).

101122121311012 is a wasteful number, since it uses less digits than its factorization.

101122121311012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064041227 (or 1064041225 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 101122121311012 its reverse (210113121221101), we get a palindrome (311235242532113).

The spelling of 101122121311012 in words is "one hundred one trillion, one hundred twenty-two billion, one hundred twenty-one million, three hundred eleven thousand, twelve".