1101001303100 has 72 divisors (see below), whose sum is σ = 2409298513776. Its totient is φ = 436696000000.

The previous prime is 1101001303069. The next prime is 1101001303123. The reversal of 1101001303100 is 13031001011.

It is a happy number.

It is a super-2 number, since 2×1101001303100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17010800 + ... + 17075400.

It is an arithmetic number, because the mean of its divisors is an integer number (33462479358).

Almost surely, 2^{1101001303100} is an apocalyptic number.

1101001303100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101001303100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1204649256888).

1101001303100 is an abundant number, since it is smaller than the sum of its proper divisors (1308297210676).

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

1101001303100 is a wasteful number, since it uses less digits than its factorization.

1101001303100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66047 (or 66040 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 1101001303100 its reverse (13031001011), we get a palindrome (1114032304111).

The spelling of 1101001303100 in words is "one trillion, one hundred one billion, one million, three hundred three thousand, one hundred".