100221001121202 has 64 divisors (see below), whose sum is σ = 215931737105280. Its totient is φ = 30827073176064.

The previous prime is 100221001121081. The next prime is 100221001121233. The reversal of 100221001121202 is 202121100122001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3718348158 + ... + 3718375110.

It is an arithmetic number, because the mean of its divisors is an integer number (3373933392270).

Almost surely, 2^{100221001121202} is an apocalyptic number.

100221001121202 is an abundant number, since it is smaller than the sum of its proper divisors (115710735984078).

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

100221001121202 is a wasteful number, since it uses less digits than its factorization.

100221001121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40907.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100221001121202 its reverse (202121100122001), we get a palindrome (302342101243203).

The spelling of 100221001121202 in words is "one hundred trillion, two hundred twenty-one billion, one million, one hundred twenty-one thousand, two hundred two".