100121121100010 has 16 divisors (see below), whose sum is σ = 182389319402976. Its totient is φ = 39565937012688.

The previous prime is 100121121099947. The next prime is 100121121100027. The reversal of 100121121100010 is 10001121121001.

It is a junction number, because it is equal to n+sod(n) for n = 100121121099964 and 100121121100000.

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, 60313927544 + ... + 60313929203.

It is an arithmetic number, because the mean of its divisors is an integer number (11399332462686).

Almost surely, 2^{100121121100010} is an apocalyptic number.

100121121100010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100121121100010 is a deficient number, since it is larger than the sum of its proper divisors (82268198302966).

100121121100010 is a wasteful number, since it uses less digits than its factorization.

100121121100010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120627856837.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 100121121100010 its reverse (10001121121001), we get a palindrome (110122242221011).

The spelling of 100121121100010 in words is "one hundred trillion, one hundred twenty-one billion, one hundred twenty-one million, one hundred thousand, ten".