100120101122012 has 24 divisors (see below), whose sum is σ = 175534236573696. Its totient is φ = 49967489612288.

The previous prime is 100120101121991. The next prime is 100120101122029. The reversal of 100120101122012 is 210221101021001.

It is a congruent number.

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, 11135648 + ... + 18006744.

It is an arithmetic number, because the mean of its divisors is an integer number (7313926523904).

Almost surely, 2^{100120101122012} is an apocalyptic number.

It is an amenable number.

100120101122012 is a deficient number, since it is larger than the sum of its proper divisors (75414135451684).

100120101122012 is a wasteful number, since it uses less digits than its factorization.

100120101122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6877837 (or 6877835 counting only the distinct ones).

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

Adding to 100120101122012 its reverse (210221101021001), we get a palindrome (310341202143013).

The spelling of 100120101122012 in words is "one hundred trillion, one hundred twenty billion, one hundred one million, one hundred twenty-two thousand, twelve".