10121421102 has 32 divisors (see below), whose sum is σ = 21804300672. Its totient is φ = 3113666784.

The previous prime is 10121421067. The next prime is 10121421113. The reversal of 10121421102 is 20112412101.

10121421102 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 529353 + ... + 548139.

It is an arithmetic number, because the mean of its divisors is an integer number (681384396).

Almost surely, 2^10121421102 is an apocalyptic number.

10121421102 is an abundant number, since it is smaller than the sum of its proper divisors (11682879570).

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

10121421102 is a wasteful number, since it uses less digits than its factorization.

10121421102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25712.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10121421102 its reverse (20112412101), we get a palindrome (30233833203).

Subtracting 10121421102 from its reverse (20112412101), we obtain a palindrome (9990990999).

The spelling of 10121421102 in words is "ten billion, one hundred twenty-one million, four hundred twenty-one thousand, one hundred two".