101122212120999 has 48 divisors (see below), whose sum is σ = 141016480899840. Its totient is φ = 64437276568320.

The previous prime is 101122212120991. The next prime is 101122212121019. The reversal of 101122212120999 is 999021212221101.

It is not a de Polignac number, because 101122212120999 - 2³ = 101122212120991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101122212120999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101122212120991) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 358724662 + ... + 359006444.

It is an arithmetic number, because the mean of its divisors is an integer number (2937843352080).

Almost surely, 2^{101122212120999} is an apocalyptic number.

101122212120999 is a deficient number, since it is larger than the sum of its proper divisors (39894268778841).

101122212120999 is a wasteful number, since it uses less digits than its factorization.

101122212120999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283400 (or 283363 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 42.

The spelling of 101122212120999 in words is "one hundred one trillion, one hundred twenty-two billion, two hundred twelve million, one hundred twenty thousand, nine hundred ninety-nine".