100022001200000 has 768 divisors, whose sum is σ = 277558755727680. Its totient is φ = 35595878400000.

The previous prime is 100022001199999. The next prime is 100022001200003. The reversal of 100022001200000 is 2100220001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100022001200003) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 44004398864 + ... + 44004401136.

Almost surely, 2^{100022001200000} is an apocalyptic number.

100022001200000 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 100022001200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138779377863840).

100022001200000 is an abundant number, since it is smaller than the sum of its proper divisors (177536754527680).

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

100022001200000 is an equidigital number, since it uses as much as digits as its factorization.

100022001200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2533 (or 2501 counting only the distinct ones).

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

Adding to 100022001200000 its reverse (2100220001), we get a palindrome (100024101420001).

It can be divided in two parts, 100022001 and 200000, that added together give a palindrome (100222001).

The spelling of 100022001200000 in words is "one hundred trillion, twenty-two billion, one million, two hundred thousand".