1001121100112 has 20 divisors (see below), whose sum is σ = 2216768150496. Its totient is φ = 429051900000.

The previous prime is 1001121100079. The next prime is 1001121100121. The reversal of 1001121100112 is 2110011211001.

It is a super-2 number, since 2×1001121100112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1001121100093 and 1001121100102.

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, 4469290514 + ... + 4469290737.

Almost surely, 2^{1001121100112} is an apocalyptic number.

It is an amenable number.

1001121100112 is an abundant number, since it is smaller than the sum of its proper divisors (1215647050384).

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

1001121100112 is an equidigital number, since it uses as much as digits as its factorization.

1001121100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8938581266 (or 8938581260 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1001121100112 its reverse (2110011211001), we get a palindrome (3111132311113).

The spelling of 1001121100112 in words is "one trillion, one billion, one hundred twenty-one million, one hundred thousand, one hundred twelve".