202111101092 has 12 divisors (see below), whose sum is σ = 353762001180. Its totient is φ = 101036243616.

The previous prime is 202111101061. The next prime is 202111101121. The reversal of 202111101092 is 290101111202.

It can be written as a sum of positive squares in 2 ways, for example, as 188022835456 + 14088265636 = 433616^2 + 118694^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4803167 + ... + 4845062.

It is an arithmetic number, because the mean of its divisors is an integer number (29480166765).

Almost surely, 2^202111101092 is an apocalyptic number.

It is an amenable number.

202111101092 is a deficient number, since it is larger than the sum of its proper divisors (151650900088).

202111101092 is a wasteful number, since it uses less digits than its factorization.

202111101092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9653470 (or 9653468 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 202111101092 its reverse (290101111202), we get a palindrome (492212212294).

The spelling of 202111101092 in words is "two hundred two billion, one hundred eleven million, one hundred one thousand, ninety-two".