30102002100211 has 4 divisors (see below), whose sum is σ = 30440226843000. Its totient is φ = 29763777357424.

The previous prime is 30102002100187. The next prime is 30102002100239. The reversal of 30102002100211 is 11200120020103.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30102002100211 is a prime.

It is a super-2 number, since 2×30102002100211² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30102002100191 and 30102002100200.

It is not an unprimeable number, because it can be changed into a prime (30102002109211) 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, 169112371261 + ... + 169112371438.

It is an arithmetic number, because the mean of its divisors is an integer number (7610056710750).

Almost surely, 2^{30102002100211} is an apocalyptic number.

30102002100211 is a deficient number, since it is larger than the sum of its proper divisors (338224742789).

30102002100211 is an equidigital number, since it uses as much as digits as its factorization.

30102002100211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338224742788.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 30102002100211 its reverse (11200120020103), we get a palindrome (41302122120314).

The spelling of 30102002100211 in words is "thirty trillion, one hundred two billion, two million, one hundred thousand, two hundred eleven".