101212120102 has 8 divisors (see below), whose sum is σ = 152196780312. Its totient is φ = 50479860000.

The previous prime is 101212120073. The next prime is 101212120147. The reversal of 101212120102 is 201021212101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63099024 + ... + 63100627.

It is an arithmetic number, because the mean of its divisors is an integer number (19024597539).

Almost surely, 2^101212120102 is an apocalyptic number.

101212120102 is a deficient number, since it is larger than the sum of its proper divisors (50984660210).

101212120102 is a wasteful number, since it uses less digits than its factorization.

101212120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126200054.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101212120102 its reverse (201021212101), we get a palindrome (302233332203).

The spelling of 101212120102 in words is "one hundred one billion, two hundred twelve million, one hundred twenty thousand, one hundred two".