100120212001201 has 24 divisors (see below), whose sum is σ = 115620895231296. Its totient is φ = 84928191137280.

The previous prime is 100120212001189. The next prime is 100120212001219. The reversal of 100120212001201 is 102100212021001.

It is not a de Polignac number, because 100120212001201 - 2¹¹ = 100120211999153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100120212001291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2169570010 + ... + 2169616156.

It is an arithmetic number, because the mean of its divisors is an integer number (4817537301304).

Almost surely, 2^{100120212001201} is an apocalyptic number.

It is an amenable number.

100120212001201 is a deficient number, since it is larger than the sum of its proper divisors (15500683230095).

100120212001201 is an frugal number, since it uses more digits than its factorization.

100120212001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79289 (or 79192 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100120212001201 its reverse (102100212021001), we get a palindrome (202220424022202).

The spelling of 100120212001201 in words is "one hundred trillion, one hundred twenty billion, two hundred twelve million, one thousand, two hundred one".