10100121210012 has 24 divisors (see below), whose sum is σ = 23610033508096. Its totient is φ = 3360552210288.

The previous prime is 10100121209989. The next prime is 10100121210013. The reversal of 10100121210012 is 21001212100101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 10100121210012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100121210013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 769350628 + ... + 769363755.

Almost surely, 2^{10100121210012} is an apocalyptic number.

10100121210012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10100121210012 is an abundant number, since it is smaller than the sum of its proper divisors (13509912298084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10100121210012 is a wasteful number, since it uses less digits than its factorization.

10100121210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538714937 (or 1538714935 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10100121210012 its reverse (21001212100101), we get a palindrome (31101333310113).

The spelling of 10100121210012 in words is "ten trillion, one hundred billion, one hundred twenty-one million, two hundred ten thousand, twelve".