100102200212121 has 4 divisors (see below), whose sum is σ = 133469600282832. Its totient is φ = 66734800141412.

The previous prime is 100102200212011. The next prime is 100102200212129. The reversal of 100102200212121 is 121212002201001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100102200212121 - 2¹⁴ = 100102200195737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100102200212121.

It is not an unprimeable number, because it can be changed into a prime (100102200212129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16683700035351 + ... + 16683700035356.

It is an arithmetic number, because the mean of its divisors is an integer number (33367400070708).

Almost surely, 2^{100102200212121} is an apocalyptic number.

It is an amenable number.

100102200212121 is a deficient number, since it is larger than the sum of its proper divisors (33367400070711).

100102200212121 is an equidigital number, since it uses as much as digits as its factorization.

100102200212121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33367400070710.

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

Adding to 100102200212121 its reverse (121212002201001), we get a palindrome (221314202413122).

The spelling of 100102200212121 in words is "one hundred trillion, one hundred two billion, two hundred million, two hundred twelve thousand, one hundred twenty-one".