201120120202111 has 8 divisors (see below), whose sum is σ = 219439437176448. Its totient is φ = 182806748175000.

The previous prime is 201120120202091. The next prime is 201120120202121. The reversal of 201120120202111 is 111202021021102.

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 201120120202111 - 2⁹ = 201120120201599 is a prime.

It is a super-2 number, since 2×201120120202111² (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 (201120120202121) 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, 1486166065 + ... + 1486301386.

It is an arithmetic number, because the mean of its divisors is an integer number (27429929647056).

Almost surely, 2^{201120120202111} is an apocalyptic number.

201120120202111 is a deficient number, since it is larger than the sum of its proper divisors (18319316974337).

201120120202111 is a wasteful number, since it uses less digits than its factorization.

201120120202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2972473613.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201120120202111 its reverse (111202021021102), we get a palindrome (312322141223213).

The spelling of 201120120202111 in words is "two hundred one trillion, one hundred twenty billion, one hundred twenty million, two hundred two thousand, one hundred eleven".