10421141121 has 6 divisors (see below), whose sum is σ = 15052759410. Its totient is φ = 6947427408.

The previous prime is 10421141113. The next prime is 10421141167. The reversal of 10421141121 is 12114112401.

It can be written as a sum of positive squares in only one way, i.e., 7444238400 + 2976902721 = 86280^2 + 54561^2 .

It is not a de Polignac number, because 10421141121 - 2³ = 10421141113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10421141094 and 10421141103.

It is not an unprimeable number, because it can be changed into a prime (10421141191) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 578952276 + ... + 578952293.

It is an arithmetic number, because the mean of its divisors is an integer number (2508793235).

Almost surely, 2^10421141121 is an apocalyptic number.

It is an amenable number.

10421141121 is a deficient number, since it is larger than the sum of its proper divisors (4631618289).

10421141121 is a wasteful number, since it uses less digits than its factorization.

10421141121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157904575 (or 1157904572 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 10421141121 its reverse (12114112401), we get a palindrome (22535253522).

The spelling of 10421141121 in words is "ten billion, four hundred twenty-one million, one hundred forty-one thousand, one hundred twenty-one".