10202102100121 has 8 divisors (see below), whose sum is σ = 10645734605184. Its totient is φ = 9758474832480.

The previous prime is 10202102100119. The next prime is 10202102100131. The reversal of 10202102100121 is 12100120120201.

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 10202102100121 - 2¹ = 10202102100119 is a prime.

It is a super-2 number, since 2×10202102100121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10202102100101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2968620 + ... + 5405266.

It is an arithmetic number, because the mean of its divisors is an integer number (1330716825648).

Almost surely, 2^{10202102100121} is an apocalyptic number.

It is an amenable number.

10202102100121 is a deficient number, since it is larger than the sum of its proper divisors (443632505063).

10202102100121 is a wasteful number, since it uses less digits than its factorization.

10202102100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2618711.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10202102100121 its reverse (12100120120201), we get a palindrome (22302222220322).

The spelling of 10202102100121 in words is "ten trillion, two hundred two billion, one hundred two million, one hundred thousand, one hundred twenty-one".