11630828101 has 4 divisors (see below), whose sum is σ = 11708887500. Its totient is φ = 11552768704.

The previous prime is 11630828081. The next prime is 11630828107. The reversal of 11630828101 is 10182803611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 899940001 + 10730888100 = 29999^2 + 103590^2 .

It is a cyclic number.

It is not a de Polignac number, because 11630828101 - 2⁷ = 11630827973 is a prime.

It is a super-2 number, since 2×11630828101² (a number of 21 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 (11630828107) 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, 39029476 + ... + 39029773.

It is an arithmetic number, because the mean of its divisors is an integer number (2927221875).

Almost surely, 2^11630828101 is an apocalyptic number.

It is an amenable number.

11630828101 is a deficient number, since it is larger than the sum of its proper divisors (78059399).

11630828101 is an equidigital number, since it uses as much as digits as its factorization.

11630828101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78059398.

The product of its (nonzero) digits is 2304, while the sum is 31.

The spelling of 11630828101 in words is "eleven billion, six hundred thirty million, eight hundred twenty-eight thousand, one hundred one".