10001222110000 has 100 divisors (see below), whose sum is σ = 26415228127464. Its totient is φ = 3636808000000.

The previous prime is 10001222109979. The next prime is 10001222110003. The reversal of 10001222110000 is 1122210001.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (10001222110003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 45350101 + ... + 45570100.

Almost surely, 2^{10001222110000} is an apocalyptic number.

10001222110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10001222110000 is an abundant number, since it is smaller than the sum of its proper divisors (16414006017464).

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

10001222110000 is an equidigital number, since it uses as much as digits as its factorization.

10001222110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90920240 (or 90920219 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10001222110000 its reverse (1122210001), we get a palindrome (10002344320001).

The spelling of 10001222110000 in words is "ten trillion, one billion, two hundred twenty-two million, one hundred ten thousand".