1102131101 has 2 divisors, whose sum is σ = 1102131102. Its totient is φ = 1102131100.

The previous prime is 1102131091. The next prime is 1102131193. The reversal of 1102131101 is 1011312011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 944025625 + 158105476 = 30725^2 + 12574^2 .

It is an emirp because it is prime and its reverse (1011312011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1102131101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102131001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551065550 + 551065551.

It is an arithmetic number, because the mean of its divisors is an integer number (551065551).

Almost surely, 2^1102131101 is an apocalyptic number.

It is an amenable number.

1102131101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102131101 is an equidigital number, since it uses as much as digits as its factorization.

1102131101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1102131101 is about 33198.3599143090. The cubic root of 1102131101 is about 1032.9463197135.

Adding to 1102131101 its reverse (1011312011), we get a palindrome (2113443112).

The spelling of 1102131101 in words is "one billion, one hundred two million, one hundred thirty-one thousand, one hundred one".