10421131121031 has 8 divisors (see below), whose sum is σ = 13898856198384. Its totient is φ = 6945413395520.

The previous prime is 10421131120999. The next prime is 10421131121033. The reversal of 10421131121031 is 13012113112401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10421131121031 - 2⁵ = 10421131120999 is a prime.

It is a super-2 number, since 2×10421131121031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10421131120989 and 10421131121007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10421131121033) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 501825846 + ... + 501846611.

It is an arithmetic number, because the mean of its divisors is an integer number (1737357024798).

Almost surely, 2^{10421131121031} is an apocalyptic number.

10421131121031 is a deficient number, since it is larger than the sum of its proper divisors (3477725077353).

10421131121031 is a wasteful number, since it uses less digits than its factorization.

10421131121031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003675921.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 10421131121031 its reverse (13012113112401), we get a palindrome (23433244233432).

The spelling of 10421131121031 in words is "ten trillion, four hundred twenty-one billion, one hundred thirty-one million, one hundred twenty-one thousand, thirty-one".