21106174114 has 4 divisors (see below), whose sum is σ = 31659261174. Its totient is φ = 10553087056.

The previous prime is 21106174109. The next prime is 21106174127. The reversal of 21106174114 is 41147160112.

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

It can be written as a sum of positive squares in only one way, i.e., 18723269889 + 2382904225 = 136833^2 + 48815^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5276543527 + ... + 5276543530.

Almost surely, 2^21106174114 is an apocalyptic number.

21106174114 is a deficient number, since it is larger than the sum of its proper divisors (10553087060).

21106174114 is a wasteful number, since it uses less digits than its factorization.

21106174114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10553087059.

The product of its (nonzero) digits is 1344, while the sum is 28.

The spelling of 21106174114 in words is "twenty-one billion, one hundred six million, one hundred seventy-four thousand, one hundred fourteen".