121010010112102 has 16 divisors (see below), whose sum is σ = 181753575902640. Its totient is φ = 60425518421632.

The previous prime is 121010010112091. The next prime is 121010010112157. The reversal of 121010010112102 is 201211010010121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1197463 + ... + 15603010.

It is an arithmetic number, because the mean of its divisors is an integer number (11359598493915).

Almost surely, 2^{121010010112102} is an apocalyptic number.

121010010112102 is a deficient number, since it is larger than the sum of its proper divisors (60743565790538).

121010010112102 is a wasteful number, since it uses less digits than its factorization.

121010010112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16805207.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 121010010112102 its reverse (201211010010121), we get a palindrome (322221020122223).

The spelling of 121010010112102 in words is "one hundred twenty-one trillion, ten billion, ten million, one hundred twelve thousand, one hundred two".