101020122102111 has 4 divisors (see below), whose sum is σ = 134693496136152. Its totient is φ = 67346748068072.

The previous prime is 101020122102079. The next prime is 101020122102121. The reversal of 101020122102111 is 111201221020101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 101020122102111 - 2⁵ = 101020122102079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101020122102121) 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, 16836687017016 + ... + 16836687017021.

It is an arithmetic number, because the mean of its divisors is an integer number (33673374034038).

Almost surely, 2^{101020122102111} is an apocalyptic number.

101020122102111 is a deficient number, since it is larger than the sum of its proper divisors (33673374034041).

101020122102111 is an equidigital number, since it uses as much as digits as its factorization.

101020122102111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33673374034040.

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

Adding to 101020122102111 its reverse (111201221020101), we get a palindrome (212221343122212).

The spelling of 101020122102111 in words is "one hundred one trillion, twenty billion, one hundred twenty-two million, one hundred two thousand, one hundred eleven".