202101101112011 has 16 divisors (see below), whose sum is σ = 208434782908800. Its totient is φ = 195877227023808.

The previous prime is 202101101111999. The next prime is 202101101112047. The reversal of 202101101112011 is 110211101101202.

It is a cyclic number.

It is not a de Polignac number, because 202101101112011 - 2²⁶ = 202101034003147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202101101112511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53636285 + ... + 57280478.

It is an arithmetic number, because the mean of its divisors is an integer number (13027173931800).

Almost surely, 2^{202101101112011} is an apocalyptic number.

202101101112011 is a deficient number, since it is larger than the sum of its proper divisors (6333681796789).

202101101112011 is a wasteful number, since it uses less digits than its factorization.

202101101112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110917258.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 202101101112011 its reverse (110211101101202), we get a palindrome (312312202213213).

The spelling of 202101101112011 in words is "two hundred two trillion, one hundred one billion, one hundred one million, one hundred twelve thousand, eleven".