210020201011992 has 128 divisors (see below), whose sum is σ = 606672699494400. Its totient is φ = 59347556385408.

The previous prime is 210020201011949. The next prime is 210020201011997. The reversal of 210020201011992 is 299110102020012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210020201011997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10956658 + ... + 23239809.

It is an arithmetic number, because the mean of its divisors is an integer number (4739630464800).

Almost surely, 2^{210020201011992} is an apocalyptic number.

It is an amenable number.

210020201011992 is an abundant number, since it is smaller than the sum of its proper divisors (396652498482408).

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

210020201011992 is a wasteful number, since it uses less digits than its factorization.

210020201011992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34196885 (or 34196881 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 30.

The spelling of 210020201011992 in words is "two hundred ten trillion, twenty billion, two hundred one million, eleven thousand, nine hundred ninety-two".