101111212020111 has 8 divisors (see below), whose sum is σ = 138458596640304. Its totient is φ = 65585651040000.

The previous prime is 101111212020089. The next prime is 101111212020113. The reversal of 101111212020111 is 111020212111101.

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

It is not a de Polignac number, because 101111212020111 - 2¹⁰ = 101111212019087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101111212020113) 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, 455455909890 + ... + 455455910111.

It is an arithmetic number, because the mean of its divisors is an integer number (17307324580038).

Almost surely, 2^{101111212020111} is an apocalyptic number.

101111212020111 is a deficient number, since it is larger than the sum of its proper divisors (37347384620193).

101111212020111 is an equidigital number, since it uses as much as digits as its factorization.

101111212020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910911820041.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 101111212020111 its reverse (111020212111101), we get a palindrome (212131424131212).

The spelling of 101111212020111 in words is "one hundred one trillion, one hundred eleven billion, two hundred twelve million, twenty thousand, one hundred eleven".