105211198208 has 36 divisors (see below), whose sum is σ = 217253203440. Its totient is φ = 50791609344.

The previous prime is 105211198199. The next prime is 105211198217. The reversal of 105211198208 is 802891112501.

It is an interprime number because it is at equal distance from previous prime (105211198199) and next prime (105211198217).

It is a super-2 number, since 2×105211198208² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7078460 + ... + 7093307.

Almost surely, 2^105211198208 is an apocalyptic number.

It is an amenable number.

105211198208 is an abundant number, since it is smaller than the sum of its proper divisors (112042005232).

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

105211198208 is an equidigital number, since it uses as much as digits as its factorization.

105211198208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14171812 (or 14171798 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 38.

The spelling of 105211198208 in words is "one hundred five billion, two hundred eleven million, one hundred ninety-eight thousand, two hundred eight".