10121021202195 has 48 divisors (see below), whose sum is σ = 17591445012960. Its totient is φ = 5383014755328.

The previous prime is 10121021202169. The next prime is 10121021202209. The reversal of 10121021202195 is 59120212012101.

It is not a de Polignac number, because 10121021202195 - 2⁵ = 10121021202163 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44097004 + ... + 44325926.

It is an arithmetic number, because the mean of its divisors is an integer number (366488437770).

Almost surely, 2^{10121021202195} is an apocalyptic number.

10121021202195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10121021202195 is a deficient number, since it is larger than the sum of its proper divisors (7470423810765).

10121021202195 is a wasteful number, since it uses less digits than its factorization.

10121021202195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231636 (or 231633 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

Adding to 10121021202195 its reverse (59120212012101), we get a palindrome (69241233214296).

The spelling of 10121021202195 in words is "ten trillion, one hundred twenty-one billion, twenty-one million, two hundred two thousand, one hundred ninety-five".