1001234100 has 36 divisors (see below), whose sum is σ = 2896904864. Its totient is φ = 266995680.

The previous prime is 1001234093. The next prime is 1001234107. The reversal of 1001234100 is 14321001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1001234093) and next prime (1001234107).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001234107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1668424 + ... + 1669023.

Almost surely, 2^1001234100 is an apocalyptic number.

1001234100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001234100 is an abundant number, since it is smaller than the sum of its proper divisors (1895670764).

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

1001234100 is a wasteful number, since it uses less digits than its factorization.

1001234100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3337464 (or 3337457 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1001234100 is about 31642.2834195006. The cubic root of 1001234100 is about 1000.4111975601.

Adding to 1001234100 its reverse (14321001), we get a palindrome (1015555101).

The spelling of 1001234100 in words is "one billion, one million, two hundred thirty-four thousand, one hundred".