100000121200122 has 64 divisors (see below), whose sum is σ = 234982828080000. Its totient is φ = 27969977548800.

The previous prime is 100000121200069. The next prime is 100000121200127. The reversal of 100000121200122 is 221002121000001.

It is a junction number, because it is equal to n+sod(n) for n = 100000121200098 and 100000121200107.

It is not an unprimeable number, because it can be changed into a prime (100000121200127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7196754 + ... + 15868002.

It is an arithmetic number, because the mean of its divisors is an integer number (3671606688750).

Almost surely, 2^{100000121200122} is an apocalyptic number.

100000121200122 is an abundant number, since it is smaller than the sum of its proper divisors (134982706879878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100000121200122 is a wasteful number, since it uses less digits than its factorization.

100000121200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8684719.

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

Adding to 100000121200122 its reverse (221002121000001), we get a palindrome (321002242200123).

The spelling of 100000121200122 in words is "one hundred trillion, one hundred twenty-one million, two hundred thousand, one hundred twenty-two".