10421160502261 has 4 divisors (see below), whose sum is σ = 10426363280352. Its totient is φ = 10415957724172.

The previous prime is 10421160502237. The next prime is 10421160502273. The reversal of 10421160502261 is 16220506112401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10421160502261 - 2¹⁷ = 10421160371189 is a prime.

It is a super-2 number, since 2×10421160502261² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10421160502201) 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, 2601386041 + ... + 2601390046.

It is an arithmetic number, because the mean of its divisors is an integer number (2606590820088).

Almost surely, 2^{10421160502261} is an apocalyptic number.

It is an amenable number.

10421160502261 is a deficient number, since it is larger than the sum of its proper divisors (5202778091).

10421160502261 is an equidigital number, since it uses as much as digits as its factorization.

10421160502261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5202778090.

The product of its (nonzero) digits is 5760, while the sum is 31.

Adding to 10421160502261 its reverse (16220506112401), we get a palindrome (26641666614662).

The spelling of 10421160502261 in words is "ten trillion, four hundred twenty-one billion, one hundred sixty million, five hundred two thousand, two hundred sixty-one".