201101220120111 has 8 divisors (see below), whose sum is σ = 268184240637744. Its totient is φ = 134042839841280.

The previous prime is 201101220120067. The next prime is 201101220120113. The reversal of 201101220120111 is 111021022101102.

It is a happy number.

201101220120111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 201101220120111 - 2¹⁵ = 201101220087343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201101220120113) 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, 6160040656 + ... + 6160073301.

It is an arithmetic number, because the mean of its divisors is an integer number (33523030079718).

Almost surely, 2^{201101220120111} is an apocalyptic number.

201101220120111 is a deficient number, since it is larger than the sum of its proper divisors (67083020517633).

201101220120111 is a wasteful number, since it uses less digits than its factorization.

201101220120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12320119401.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201101220120111 its reverse (111021022101102), we get a palindrome (312122242221213).

The spelling of 201101220120111 in words is "two hundred one trillion, one hundred one billion, two hundred twenty million, one hundred twenty thousand, one hundred eleven".