1101011113020 has 192 divisors, whose sum is σ = 3795710284800. Its totient is φ = 232212068352.

The previous prime is 1101011113003. The next prime is 1101011113031. The reversal of 1101011113020 is 203111101011.

It is a super-3 number, since 3×1101011113020³ (a number of 37 digits) contains 333 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 1101011112987 and 1101011113005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14699184 + ... + 14773896.

It is an arithmetic number, because the mean of its divisors is an integer number (19769324400).

Almost surely, 2^{1101011113020} is an apocalyptic number.

1101011113020 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 1101011113020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1897855142400).

1101011113020 is an abundant number, since it is smaller than the sum of its proper divisors (2694699171780).

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

1101011113020 is a wasteful number, since it uses less digits than its factorization.

1101011113020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77444 (or 77442 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 1101011113020 its reverse (203111101011), we get a palindrome (1304122214031).

The spelling of 1101011113020 in words is "one trillion, one hundred one billion, eleven million, one hundred thirteen thousand, twenty".