1100211132020 has 384 divisors, whose sum is σ = 3127270228992. Its totient is φ = 313992806400.

The previous prime is 1100211131993. The next prime is 1100211132029. The reversal of 1100211132020 is 202311120011.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1100211131986 and 1100211132004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100211132029) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2111729360 + ... + 2111729880.

It is an arithmetic number, because the mean of its divisors is an integer number (8143932888).

Almost surely, 2^{1100211132020} is an apocalyptic number.

1100211132020 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 1100211132020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1563635114496).

1100211132020 is an abundant number, since it is smaller than the sum of its proper divisors (2027059096972).

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

1100211132020 is a wasteful number, since it uses less digits than its factorization.

1100211132020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211 (or 1209 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1100211132020 its reverse (202311120011), we get a palindrome (1302522252031).

The spelling of 1100211132020 in words is "one trillion, one hundred billion, two hundred eleven million, one hundred thirty-two thousand, twenty".