101201121111 has 8 divisors (see below), whose sum is σ = 134937189360. Its totient is φ = 67466233472.

The previous prime is 101201121103. The next prime is 101201121137. The reversal of 101201121111 is 111121102101.

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 101201121111 - 2³ = 101201121103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101201121191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70770 + ... + 455423.

It is an arithmetic number, because the mean of its divisors is an integer number (16867148670).

Almost surely, 2^101201121111 is an apocalyptic number.

101201121111 is a deficient number, since it is larger than the sum of its proper divisors (33736068249).

101201121111 is an equidigital number, since it uses as much as digits as its factorization.

101201121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590305.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 101201121111 its reverse (111121102101), we get a palindrome (212322223212).

The spelling of 101201121111 in words is "one hundred one billion, two hundred one million, one hundred twenty-one thousand, one hundred eleven".