121000102106 has 16 divisors (see below), whose sum is σ = 202201763400. Its totient is φ = 53920469568.

The previous prime is 121000102051. The next prime is 121000102121. The reversal of 121000102106 is 601201000121.

It can be written as a sum of positive squares in 4 ways, for example, as 98037245881 + 22962856225 = 313109^2 + 151535^2 .

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, 80238041 + ... + 80239548.

Almost surely, 2^121000102106 is an apocalyptic number.

121000102106 is a deficient number, since it is larger than the sum of its proper divisors (81201661294).

121000102106 is a wasteful number, since it uses less digits than its factorization.

121000102106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160477633.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 121000102106 its reverse (601201000121), we get a palindrome (722201102227).

The spelling of 121000102106 in words is "one hundred twenty-one billion, one hundred two thousand, one hundred six".