1100021132120 has 16 divisors (see below), whose sum is σ = 2475047547360. Its totient is φ = 440008452832.

The previous prime is 1100021132107. The next prime is 1100021132143. The reversal of 1100021132120 is 212311200011.

It is a super-2 number, since 2×1100021132120² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1100021132095 and 1100021132104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13750264112 + ... + 13750264191.

It is an arithmetic number, because the mean of its divisors is an integer number (154690471710).

Almost surely, 2^{1100021132120} is an apocalyptic number.

1100021132120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100021132120 is an abundant number, since it is smaller than the sum of its proper divisors (1375026415240).

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

1100021132120 is a wasteful number, since it uses less digits than its factorization.

1100021132120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27500528314 (or 27500528310 counting only the distinct ones).

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

Adding to 1100021132120 its reverse (212311200011), we get a palindrome (1312332332131).

The spelling of 1100021132120 in words is "one trillion, one hundred billion, twenty-one million, one hundred thirty-two thousand, one hundred twenty".