101001330 has 40 divisors (see below), whose sum is σ = 271583532. Its totient is φ = 26933472.

The previous prime is 101001217. The next prime is 101001331. The reversal of 101001330 is 33100101.

It can be written as a sum of positive squares in 2 ways, for example, as 96059601 + 4941729 = 9801^2 + 2223^2 .

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

It is not an unprimeable number, because it can be changed into a prime (101001331) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 61537 + ... + 63156.

Almost surely, 2^101001330 is an apocalyptic number.

101001330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101001330 is an abundant number, since it is smaller than the sum of its proper divisors (170582202).

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

101001330 is a wasteful number, since it uses less digits than its factorization.

101001330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124712 (or 124703 counting only the distinct ones).

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

The square root of 101001330 is about 10049.9417908762. The cubic root of 101001330 is about 465.7029949373.

Adding to 101001330 its reverse (33100101), we get a palindrome (134101431).

The spelling of 101001330 in words is "one hundred one million, one thousand, three hundred thirty".