1001011403100 has 72 divisors (see below), whose sum is σ = 2896409840128. Its totient is φ = 266922532800.

The previous prime is 1001011403089. The next prime is 1001011403107. The reversal of 1001011403100 is 13041101001.

It is a super-2 number, since 2×1001011403100² (a number of 25 digits) contains 22 as substring.

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 (1001011403107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6557847 + ... + 6708753.

Almost surely, 2^{1001011403100} is an apocalyptic number.

1001011403100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001011403100 is an abundant number, since it is smaller than the sum of its proper divisors (1895398437028).

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

1001011403100 is a wasteful number, since it uses less digits than its factorization.

1001011403100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173035 (or 173028 counting only the distinct ones).

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

Adding to 1001011403100 its reverse (13041101001), we get a palindrome (1014052504101).

The spelling of 1001011403100 in words is "one trillion, one billion, eleven million, four hundred three thousand, one hundred".