11610100421 has 4 divisors (see below), whose sum is σ = 11893273644. Its totient is φ = 11326927200.

The previous prime is 11610100409. The next prime is 11610100433. The reversal of 11610100421 is 12400101611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12400101611 = 1879 ⋅6599309.

It is an interprime number because it is at equal distance from previous prime (11610100409) and next prime (11610100433).

It can be written as a sum of positive squares in 2 ways, for example, as 4378468900 + 7231631521 = 66170^2 + 85039^2 .

It is a cyclic number.

It is not a de Polignac number, because 11610100421 - 2¹⁴ = 11610084037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11610100421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11610100441) 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, 141586550 + ... + 141586631.

It is an arithmetic number, because the mean of its divisors is an integer number (2973318411).

Almost surely, 2^11610100421 is an apocalyptic number.

It is an amenable number.

11610100421 is a deficient number, since it is larger than the sum of its proper divisors (283173223).

11610100421 is an equidigital number, since it uses as much as digits as its factorization.

11610100421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283173222.

The product of its (nonzero) digits is 48, while the sum is 17.

The spelling of 11610100421 in words is "eleven billion, six hundred ten million, one hundred thousand, four hundred twenty-one".