1012102121012 has 48 divisors (see below), whose sum is σ = 1856506176000. Its totient is φ = 481871174400.

The previous prime is 1012102120969. The next prime is 1012102121057. The reversal of 1012102121012 is 2101212012101.

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 15 ways as a sum of consecutive naturals, for example, 102217262 + ... + 102227162.

It is an arithmetic number, because the mean of its divisors is an integer number (38677212000).

Almost surely, 2^{1012102121012} is an apocalyptic number.

It is an amenable number.

1012102121012 is a deficient number, since it is larger than the sum of its proper divisors (844404054988).

1012102121012 is a wasteful number, since it uses less digits than its factorization.

1012102121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14816 (or 14814 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1012102121012 its reverse (2101212012101), we get a palindrome (3113314133113).

It can be divided in two parts, 101210 and 2121012, that added together give a palindrome (2222222).

The spelling of 1012102121012 in words is "one trillion, twelve billion, one hundred two million, one hundred twenty-one thousand, twelve".