1100101023 has 48 divisors (see below), whose sum is σ = 1854006336. Its totient is φ = 615582720.

The previous prime is 1100101003. The next prime is 1100101027. The reversal of 1100101023 is 3201010011.

It is not a de Polignac number, because 1100101023 - 2¹⁶ = 1100035487 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1100100996 and 1100101014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100101027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1125511 + ... + 1126487.

It is an arithmetic number, because the mean of its divisors is an integer number (38625132).

Almost surely, 2^1100101023 is an apocalyptic number.

1100101023 is a deficient number, since it is larger than the sum of its proper divisors (753905313).

1100101023 is a wasteful number, since it uses less digits than its factorization.

1100101023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344 (or 1341 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1100101023 is about 33167.7708476165. The cubic root of 1100101023 is about 1032.3117157115.

Adding to 1100101023 its reverse (3201010011), we get a palindrome (4301111034).

The spelling of 1100101023 in words is "one billion, one hundred million, one hundred one thousand, twenty-three".