1101201100 has 18 divisors (see below), whose sum is σ = 2389606604. Its totient is φ = 440480400.

The previous prime is 1101201091. The next prime is 1101201109. The reversal of 1101201100 is 11021011.

It is an interprime number because it is at equal distance from previous prime (1101201091) and next prime (1101201109).

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

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5505906 + ... + 5506105.

Almost surely, 2^1101201100 is an apocalyptic number.

1101201100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101201100 is an abundant number, since it is smaller than the sum of its proper divisors (1288405504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101201100 is a wasteful number, since it uses less digits than its factorization.

1101201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11012025 (or 11012018 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

The square root of 1101201100 is about 33184.3502271779. The cubic root of 1101201100 is about 1032.6556974699.

Adding to 1101201100 its reverse (11021011), we get a palindrome (1112222111).

The spelling of 1101201100 in words is "one billion, one hundred one million, two hundred one thousand, one hundred".