202011120112111 has 8 divisors (see below), whose sum is σ = 203899550478624. Its totient is φ = 200131177073760.

The previous prime is 202011120112103. The next prime is 202011120112117. The reversal of 202011120112111 is 111211021110202.

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 202011120112111 - 2³ = 202011120112103 is a prime.

It is a super-2 number, since 2×202011120112111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202011120112117) 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, 2121784216 + ... + 2121879421.

It is an arithmetic number, because the mean of its divisors is an integer number (25487443809828).

Almost surely, 2^{202011120112111} is an apocalyptic number.

202011120112111 is a deficient number, since it is larger than the sum of its proper divisors (1888430366513).

202011120112111 is a wasteful number, since it uses less digits than its factorization.

202011120112111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4243664081.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 202011120112111 its reverse (111211021110202), we get a palindrome (313222141222313).

The spelling of 202011120112111 in words is "two hundred two trillion, eleven billion, one hundred twenty million, one hundred twelve thousand, one hundred eleven".