101110122212111 has 4 divisors (see below), whose sum is σ = 101110258977000. Its totient is φ = 101109985447224.

The previous prime is 101110122212089. The next prime is 101110122212131. The reversal of 101110122212111 is 111212221011101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101110122212111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101110122212111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101110122212131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67267436 + ... + 68754113.

It is an arithmetic number, because the mean of its divisors is an integer number (25277564744250).

Almost surely, 2^{101110122212111} is an apocalyptic number.

101110122212111 is a deficient number, since it is larger than the sum of its proper divisors (136764889).

101110122212111 is an equidigital number, since it uses as much as digits as its factorization.

101110122212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136764888.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 101110122212111 its reverse (111212221011101), we get a palindrome (212322343223212).

It can be divided in two parts, 101110 and 122212111, that added together give a palindrome (122313221).

The spelling of 101110122212111 in words is "one hundred one trillion, one hundred ten billion, one hundred twenty-two million, two hundred twelve thousand, one hundred eleven".