11827172102 has 32 divisors (see below), whose sum is σ = 20056937472. Its totient is φ = 5199917184.

The previous prime is 11827172101. The next prime is 11827172129. The reversal of 11827172102 is 20127172811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11827172101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142238 + ... + 209489.

It is an arithmetic number, because the mean of its divisors is an integer number (626779296).

Almost surely, 2^11827172102 is an apocalyptic number.

11827172102 is a deficient number, since it is larger than the sum of its proper divisors (8229765370).

11827172102 is a wasteful number, since it uses less digits than its factorization.

11827172102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351812.

The product of its (nonzero) digits is 3136, while the sum is 32.

The spelling of 11827172102 in words is "eleven billion, eight hundred twenty-seven million, one hundred seventy-two thousand, one hundred two".