101121102122 has 4 divisors (see below), whose sum is σ = 151681653186. Its totient is φ = 50560551060.

The previous prime is 101121102113. The next prime is 101121102179. The reversal of 101121102122 is 221201121101.

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

It can be written as a sum of positive squares in only one way, i.e., 97101415321 + 4019686801 = 311611^2 + 63401^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101121102097 and 101121102106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25280275529 + ... + 25280275532.

Almost surely, 2^101121102122 is an apocalyptic number.

101121102122 is a deficient number, since it is larger than the sum of its proper divisors (50560551064).

101121102122 is an equidigital number, since it uses as much as digits as its factorization.

101121102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50560551063.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101121102122 its reverse (221201121101), we get a palindrome (322322223223).

The spelling of 101121102122 in words is "one hundred one billion, one hundred twenty-one million, one hundred two thousand, one hundred twenty-two".