10000122110000 has 400 divisors, whose sum is σ = 26881359411456. Its totient is φ = 3572400000000.

The previous prime is 10000122109993. The next prime is 10000122110039. The reversal of 10000122110000 is 1122100001.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 10000122110000.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1455406565 + ... + 1455413435.

Almost surely, 2^{10000122110000} is an apocalyptic number.

10000122110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10000122110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13440679705728).

10000122110000 is an abundant number, since it is smaller than the sum of its proper divisors (16881237301456).

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

10000122110000 is a wasteful number, since it uses less digits than its factorization.

10000122110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7142 (or 7121 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10000122110000 its reverse (1122100001), we get a palindrome (10001244210001).

Subtracting from 10000122110000 its reverse (1122100001), we obtain a palindrome (9999000009999).

The spelling of 10000122110000 in words is "ten trillion, one hundred twenty-two million, one hundred ten thousand".