202101112011 has 8 divisors (see below), whose sum is σ = 269604735120. Its totient is φ = 134665781792.

The previous prime is 202101112007. The next prime is 202101112021. The reversal of 202101112011 is 110211101202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 202101112011 - 2² = 202101112007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202101112001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17066316 + ... + 17078153.

It is an arithmetic number, because the mean of its divisors is an integer number (33700591890).

Almost surely, 2^202101112011 is an apocalyptic number.

202101112011 is a deficient number, since it is larger than the sum of its proper divisors (67503623109).

202101112011 is a wasteful number, since it uses less digits than its factorization.

202101112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34146445.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 202101112011 its reverse (110211101202), we get a palindrome (312312213213).

The spelling of 202101112011 in words is "two hundred two billion, one hundred one million, one hundred twelve thousand, eleven".