1101201101 has 16 divisors (see below), whose sum is σ = 1478537088. Its totient is φ = 792072000.

The previous prime is 1101201091. The next prime is 1101201109. The reversal of 1101201101 is 1011021011.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101201101 is a prime.

It is a super-2 number, since 2×1101201101² = 2425287729687224402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101201109) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 549050 + ... + 551051.

It is an arithmetic number, because the mean of its divisors is an integer number (92408568).

Almost surely, 2^1101201101 is an apocalyptic number.

1101201101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1101201101 is a deficient number, since it is larger than the sum of its proper divisors (377335987).

1101201101 is a wasteful number, since it uses less digits than its factorization.

1101201101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100132.

The product of its (nonzero) digits is 2, while the sum is 8.

The square root of 1101201101 is about 33184.3502422452. The cubic root of 1101201101 is about 1032.6556977824.

Adding to 1101201101 its reverse (1011021011), we get a palindrome (2112222112).

It can be divided in two parts, 1101 and 201101, that added together give a palindrome (202202).

The spelling of 1101201101 in words is "one billion, one hundred one million, two hundred one thousand, one hundred one".