100221111020104 has 64 divisors (see below), whose sum is σ = 191738076364800. Its totient is φ = 49099002638400.

The previous prime is 100221111020101. The next prime is 100221111020117. The reversal of 100221111020104 is 401020111122001.

It is a super-2 number, since 2×100221111020104² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100221111020101) 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, 1078075177 + ... + 1078168135.

It is an arithmetic number, because the mean of its divisors is an integer number (2995907443200).

Almost surely, 2^{100221111020104} is an apocalyptic number.

It is an amenable number.

100221111020104 is a deficient number, since it is larger than the sum of its proper divisors (91516965344696).

100221111020104 is a wasteful number, since it uses less digits than its factorization.

100221111020104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103754 (or 103750 counting only the distinct ones).

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

Adding to 100221111020104 its reverse (401020111122001), we get a palindrome (501241222142105).

The spelling of 100221111020104 in words is "one hundred trillion, two hundred twenty-one billion, one hundred eleven million, twenty thousand, one hundred four".