10121212102112 has 24 divisors (see below), whose sum is σ = 19926434822616. Its totient is φ = 5060530242432.

The previous prime is 10121212102103. The next prime is 10121212102117. The reversal of 10121212102112 is 21120121212101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121212102117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168023 + ... + 4502294.

It is an arithmetic number, because the mean of its divisors is an integer number (830268117609).

Almost surely, 2^{10121212102112} is an apocalyptic number.

It is an amenable number.

10121212102112 is a deficient number, since it is larger than the sum of its proper divisors (9805222720504).

10121212102112 is an equidigital number, since it uses as much as digits as its factorization.

10121212102112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4738050 (or 4738042 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10121212102112 its reverse (21120121212101), we get a palindrome (31241333314213).

The spelling of 10121212102112 in words is "ten trillion, one hundred twenty-one billion, two hundred twelve million, one hundred two thousand, one hundred twelve".