100202011012221 has 8 divisors (see below), whose sum is σ = 133604416239360. Its totient is φ = 66800473229952.

The previous prime is 100202011012157. The next prime is 100202011012231. The reversal of 100202011012221 is 122210110202001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100202011012221 - 2⁶ = 100202011012157 is a prime.

It is a super-2 number, since 2×100202011012221² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100202011012221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100202011012231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216591636 + ... + 217053773.

It is an arithmetic number, because the mean of its divisors is an integer number (16700552029920).

Almost surely, 2^{100202011012221} is an apocalyptic number.

It is an amenable number.

100202011012221 is a deficient number, since it is larger than the sum of its proper divisors (33402405227139).

100202011012221 is an equidigital number, since it uses as much as digits as its factorization.

100202011012221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433722435.

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

Adding to 100202011012221 its reverse (122210110202001), we get a palindrome (222412121214222).

The spelling of 100202011012221 in words is "one hundred trillion, two hundred two billion, eleven million, twelve thousand, two hundred twenty-one".