100111202221000 has 64 divisors (see below), whose sum is σ = 234278632224000. Its totient is φ = 40041332337600.

The previous prime is 100111202220923. The next prime is 100111202221001. The reversal of 100111202221000 is 122202111001.

It is a super-3 number, since 3×100111202221000³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (100111202221001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8809681 + ... + 16668319.

It is an arithmetic number, because the mean of its divisors is an integer number (3660603628500).

Almost surely, 2^{100111202221000} is an apocalyptic number.

100111202221000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100111202221000 is an abundant number, since it is smaller than the sum of its proper divisors (134167430003000).

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

100111202221000 is a wasteful number, since it uses less digits than its factorization.

100111202221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7871399 (or 7871385 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100111202221000 its reverse (122202111001), we get a palindrome (100233404332001).

The spelling of 100111202221000 in words is "one hundred trillion, one hundred eleven billion, two hundred two million, two hundred twenty-one thousand".