1100012101120 has 40 divisors (see below), whose sum is σ = 2637450895464. Its totient is φ = 440004839424.

The previous prime is 1100012101057. The next prime is 1100012101129. The reversal of 1100012101120 is 211012100011.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1100012101120² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1100012101097 and 1100012101106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100012101129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214843554 + ... + 214848673.

Almost surely, 2^{1100012101120} is an apocalyptic number.

1100012101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100012101120 is an abundant number, since it is smaller than the sum of its proper divisors (1537438794344).

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

1100012101120 is an frugal number, since it uses more digits than its factorization.

1100012101120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429692250 (or 429692234 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1100012101120 its reverse (211012100011), we get a palindrome (1311024201131).

The spelling of 1100012101120 in words is "one trillion, one hundred billion, twelve million, one hundred one thousand, one hundred twenty".