1153022101 has 16 divisors (see below), whose sum is σ = 1438773120. Its totient is φ = 897684480.

The previous prime is 1153022077. The next prime is 1153022113. The reversal of 1153022101 is 1012203511.

It is not a de Polignac number, because 1153022101 - 2⁵ = 1153022069 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 (1153022141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93445 + ... + 105061.

It is an arithmetic number, because the mean of its divisors is an integer number (89923320).

Almost surely, 2^1153022101 is an apocalyptic number.

1153022101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1153022101 is a deficient number, since it is larger than the sum of its proper divisors (285751019).

1153022101 is a wasteful number, since it uses less digits than its factorization.

1153022101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12924.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1153022101 is about 33956.1791284002. The cubic root of 1153022101 is about 1048.6064964086.

Adding to 1153022101 its reverse (1012203511), we get a palindrome (2165225612).

The spelling of 1153022101 in words is "one billion, one hundred fifty-three million, twenty-two thousand, one hundred one".