It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1012002211 = 11 ⋅92000201.
It is a cyclic number.
It is a Duffinian number.
It is a congruent number.
Almost surely, 21122002101 is an apocalyptic number.
1122002101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1122002101 is a wasteful number, since it uses less digits than its factorization.
1122002101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 102000202.
The square root of 1122002101 is about 33496.2998105761. The cubic root of 1122002101 is about 1039.1172554442.
Adding to 1122002101 its reverse (1012002211), we get a palindrome (2134004312).
The spelling of 1122002101 in words is "one billion, one hundred twenty-two million, two thousand, one hundred one".