1001340100 has 18 divisors (see below), whose sum is σ = 2172908234. Its totient is φ = 400536000.

The previous prime is 1001340091. The next prime is 1001340113. The reversal of 1001340100 is 10431001.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 181548676 + 819791424 = 13474^2 + 28632^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5006601 + ... + 5006800.

Almost surely, 2^1001340100 is an apocalyptic number.

1001340100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001340100 is an abundant number, since it is smaller than the sum of its proper divisors (1171568134).

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

1001340100 is a wasteful number, since it uses less digits than its factorization.

1001340100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10013415 (or 10013408 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1001340100 is about 31643.9583491067. The cubic root of 1001340100 is about 1000.4465006075.

Adding to 1001340100 its reverse (10431001), we get a palindrome (1011771101).

Subtracting from 1001340100 its reverse (10431001), we obtain a palindrome (990909099).

The spelling of 1001340100 in words is "one billion, one million, three hundred forty thousand, one hundred".