112011012001021 has 6 divisors (see below), whose sum is σ = 130298524164510. Its totient is φ = 96009438857976.

The previous prime is 112011012001013. The next prime is 112011012001027. The reversal of 112011012001021 is 120100210110211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 59239344824100 + 52771667176921 = 7696710^2 + 7264411^2 .

It is not a de Polignac number, because 112011012001021 - 2³ = 112011012001013 is a prime.

It is a super-3 number, since 3×112011012001021³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112011012000992 and 112011012001010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112011012001027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1142969510166 + ... + 1142969510263.

It is an arithmetic number, because the mean of its divisors is an integer number (21716420694085).

Almost surely, 2^{112011012001021} is an apocalyptic number.

It is an amenable number.

112011012001021 is a deficient number, since it is larger than the sum of its proper divisors (18287512163489).

112011012001021 is an equidigital number, since it uses as much as digits as its factorization.

112011012001021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2285939020443 (or 2285939020436 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 112011012001021 its reverse (120100210110211), we get a palindrome (232111222111232).

The spelling of 112011012001021 in words is "one hundred twelve trillion, eleven billion, twelve million, one thousand, twenty-one".