10011202121112 has 16 divisors (see below), whose sum is σ = 25028005302840. Its totient is φ = 3337067373696.

The previous prime is 10011202121111. The next prime is 10011202121159. The reversal of 10011202121112 is 21112120211001.

It is a happy number.

It is a super-2 number, since 2×10011202121112² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10011202121091 and 10011202121100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011202121111) 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, 208566710833 + ... + 208566710880.

Almost surely, 2^{10011202121112} is an apocalyptic number.

10011202121112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10011202121112 is an abundant number, since it is smaller than the sum of its proper divisors (15016803181728).

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

10011202121112 is a wasteful number, since it uses less digits than its factorization.

10011202121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417133421722 (or 417133421718 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10011202121112 its reverse (21112120211001), we get a palindrome (31123322332113).

The spelling of 10011202121112 in words is "ten trillion, eleven billion, two hundred two million, one hundred twenty-one thousand, one hundred twelve".