10001122220112 has 20 divisors (see below), whose sum is σ = 25836232402080. Its totient is φ = 3333707406688.

The previous prime is 10001122220107. The next prime is 10001122220119. The reversal of 10001122220112 is 21102222110001.

It is a super-3 number, since 3×10001122220112³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10001122220091 and 10001122220100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001122220119) 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, 104178356412 + ... + 104178356507.

It is an arithmetic number, because the mean of its divisors is an integer number (1291811620104).

Almost surely, 2^{10001122220112} is an apocalyptic number.

10001122220112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10001122220112 is an abundant number, since it is smaller than the sum of its proper divisors (15835110181968).

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

10001122220112 is a wasteful number, since it uses less digits than its factorization.

10001122220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208356712930 (or 208356712924 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10001122220112 its reverse (21102222110001), we get a palindrome (31103344330113).

The spelling of 10001122220112 in words is "ten trillion, one billion, one hundred twenty-two million, two hundred twenty thousand, one hundred twelve".