21101101001192 has 64 divisors (see below), whose sum is σ = 40202652672000. Its totient is φ = 10381885424064.

The previous prime is 21101101001173. The next prime is 21101101001203. The reversal of 21101101001192 is 29110010110112.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91065659 + ... + 91297077.

It is an arithmetic number, because the mean of its divisors is an integer number (628166448000).

Almost surely, 2^{21101101001192} is an apocalyptic number.

It is an amenable number.

21101101001192 is a deficient number, since it is larger than the sum of its proper divisors (19101551670808).

21101101001192 is a wasteful number, since it uses less digits than its factorization.

21101101001192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232230 (or 232226 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 21101101001192 in words is "twenty-one trillion, one hundred one billion, one hundred one million, one thousand, one hundred ninety-two".