88134921111 has 4 divisors (see below), whose sum is σ = 117513228152. Its totient is φ = 58756614072.

The previous prime is 88134921097. The next prime is 88134921137. The reversal of 88134921111 is 11112943188.

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

It is not a de Polignac number, because 88134921111 - 2¹¹ = 88134919063 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 88134921111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88134961111) 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, 14689153516 + ... + 14689153521.

It is an arithmetic number, because the mean of its divisors is an integer number (29378307038).

Almost surely, 2^88134921111 is an apocalyptic number.

88134921111 is a deficient number, since it is larger than the sum of its proper divisors (29378307041).

88134921111 is a wasteful number, since it uses less digits than its factorization.

88134921111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29378307040.

The product of its digits is 13824, while the sum is 39.

The spelling of 88134921111 in words is "eighty-eight billion, one hundred thirty-four million, nine hundred twenty-one thousand, one hundred eleven".