1001101110020 has 48 divisors (see below), whose sum is σ = 2293901866368. Its totient is φ = 363962127360.

The previous prime is 1001101109969. The next prime is 1001101110029. The reversal of 1001101110020 is 200111011001.

It is a happy number.

It is a super-2 number, since 2×1001101110020² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1001101110029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 614612 + ... + 1542708.

It is an arithmetic number, because the mean of its divisors is an integer number (47789622216).

Almost surely, 2^{1001101110020} is an apocalyptic number.

1001101110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001101110020 is an abundant number, since it is smaller than the sum of its proper divisors (1292800756348).

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

1001101110020 is a wasteful number, since it uses less digits than its factorization.

1001101110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933020 (or 933018 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1001101110020 its reverse (200111011001), we get a palindrome (1201212121021).

The spelling of 1001101110020 in words is "one trillion, one billion, one hundred one million, one hundred ten thousand, twenty".