10001112122122 has 24 divisors (see below), whose sum is σ = 17384757981120. Its totient is φ = 4278550637760.

The previous prime is 10001112122119. The next prime is 10001112122137. The reversal of 10001112122122 is 22122121110001.

It is a super-2 number, since 2×10001112122122² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10001112122096 and 10001112122105.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 786491922 + ... + 786504637.

It is an arithmetic number, because the mean of its divisors is an integer number (724364915880).

Almost surely, 2^{10001112122122} is an apocalyptic number.

10001112122122 is a deficient number, since it is larger than the sum of its proper divisors (7383645858998).

10001112122122 is a wasteful number, since it uses less digits than its factorization.

10001112122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572996606 (or 1572996589 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10001112122122 its reverse (22122121110001), we get a palindrome (32123233232123).

The spelling of 10001112122122 in words is "ten trillion, one billion, one hundred twelve million, one hundred twenty-two thousand, one hundred twenty-two".