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1122002101 = 11102000191
BaseRepresentation
bin100001011100000…
…0110010010110101
32220012020121112101
41002320012102311
54244213031401
6303200222101
736542601103
oct10270062265
92805217471
101122002101
11526382870
1227390a931
1314b5b548c
14a9028c73
1568780101
hex42e064b5

1122002101 has 4 divisors (see below), whose sum is σ = 1224002304. Its totient is φ = 1020001900.

The previous prime is 1122002099. The next prime is 1122002113. The reversal of 1122002101 is 1012002211.

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 = 1192000201.

It is a cyclic number.

It is not a de Polignac number, because 1122002101 - 21 = 1122002099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122002131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51000085 + ... + 51000106.

It is an arithmetic number, because the mean of its divisors is an integer number (306000576).

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 deficient number, since it is larger than the sum of its proper divisors (102000203).

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 product of its (nonzero) digits is 8, while the sum is 10.

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".

Divisors: 1 11 102000191 1122002101