100200012200121 has 16 divisors (see below), whose sum is σ = 141886208875968. Its totient is φ = 62680654502400.

The previous prime is 100200012200063. The next prime is 100200012200129. The reversal of 100200012200121 is 121002210002001.

It is not a de Polignac number, because 100200012200121 - 2¹¹ = 100200012198073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100200012200097 and 100200012200106.

It is not an unprimeable number, because it can be changed into a prime (100200012200129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2967817140 + ... + 2967850901.

It is an arithmetic number, because the mean of its divisors is an integer number (8867888054748).

Almost surely, 2^{100200012200121} is an apocalyptic number.

It is an amenable number.

100200012200121 is a deficient number, since it is larger than the sum of its proper divisors (41686196675847).

100200012200121 is a wasteful number, since it uses less digits than its factorization.

100200012200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5935668392.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100200012200121 its reverse (121002210002001), we get a palindrome (221202222202122).

The spelling of 100200012200121 in words is "one hundred trillion, two hundred billion, twelve million, two hundred thousand, one hundred twenty-one".