1101002025 has 96 divisors (see below), whose sum is σ = 2074152960. Its totient is φ = 511902720.

The previous prime is 1101002011. The next prime is 1101002027. The reversal of 1101002025 is 5202001011.

It is not a de Polignac number, because 1101002025 - 2¹⁰ = 1101001001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1101002025.

It is not an unprimeable number, because it can be changed into a prime (1101002027) 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 95 ways as a sum of consecutive naturals, for example, 1138092 + ... + 1139058.

It is an arithmetic number, because the mean of its divisors is an integer number (21605760).

Almost surely, 2^1101002025 is an apocalyptic number.

1101002025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1101002025 is a deficient number, since it is larger than the sum of its proper divisors (973150935).

1101002025 is a wasteful number, since it uses less digits than its factorization.

1101002025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063 (or 1058 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 1101002025 is about 33181.3505602168. The cubic root of 1101002025 is about 1032.5934659295.

Adding to 1101002025 its reverse (5202001011), we get a palindrome (6303003036).

The spelling of 1101002025 in words is "one billion, one hundred one million, two thousand, twenty-five".