100000102120221 has 8 divisors (see below), whose sum is σ = 136585505335104. Its totient is φ = 65040716826080.

The previous prime is 100000102120169. The next prime is 100000102120223. The reversal of 100000102120221 is 122021201000001.

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

It is a cyclic number.

It is not a de Polignac number, because 100000102120221 - 2¹⁷ = 100000101989149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100000102120197 and 100000102120206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100000102120223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406504480041 + ... + 406504480286.

It is an arithmetic number, because the mean of its divisors is an integer number (17073188166888).

Almost surely, 2^{100000102120221} is an apocalyptic number.

It is an amenable number.

100000102120221 is a deficient number, since it is larger than the sum of its proper divisors (36585403214883).

100000102120221 is an equidigital number, since it uses as much as digits as its factorization.

100000102120221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813008960371.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100000102120221 its reverse (122021201000001), we get a palindrome (222021303120222).

The spelling of 100000102120221 in words is "one hundred trillion, one hundred two million, one hundred twenty thousand, two hundred twenty-one".