10202121010112 has 14 divisors (see below), whose sum is σ = 20244833879568. Its totient is φ = 5101060505024.

The previous prime is 10202121010099. The next prime is 10202121010139. The reversal of 10202121010112 is 21101012120201.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 79704070328 + ... + 79704070455.

Almost surely, 2^{10202121010112} is an apocalyptic number.

It is an amenable number.

10202121010112 is a deficient number, since it is larger than the sum of its proper divisors (10042712869456).

10202121010112 is an equidigital number, since it uses as much as digits as its factorization.

10202121010112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159408140795 (or 159408140785 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10202121010112 its reverse (21101012120201), we get a palindrome (31303133130313).

The spelling of 10202121010112 in words is "ten trillion, two hundred two billion, one hundred twenty-one million, ten thousand, one hundred twelve".