211201110992 has 40 divisors (see below), whose sum is σ = 424454452224. Its totient is φ = 101731762944.

The previous prime is 211201110979. The next prime is 211201111129. The reversal of 211201110992 is 299011102112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2052368 + ... + 2152815.

Almost surely, 2^211201110992 is an apocalyptic number.

It is an amenable number.

211201110992 is an abundant number, since it is smaller than the sum of its proper divisors (213253341232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211201110992 is a wasteful number, since it uses less digits than its factorization.

211201110992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4205307 (or 4205301 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 211201110992 in words is "two hundred eleven billion, two hundred one million, one hundred ten thousand, nine hundred ninety-two".