10202020020101 has 8 divisors (see below), whose sum is σ = 12556332332544. Its totient is φ = 8071927927920.

The previous prime is 10202020020047. The next prime is 10202020020107. The reversal of 10202020020101 is 10102002020201.

It is a happy number.

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 10202020020101 - 2⁶ = 10202020020037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202020020107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56055054965 + ... + 56055055146.

It is an arithmetic number, because the mean of its divisors is an integer number (1569541541568).

Almost surely, 2^{10202020020101} is an apocalyptic number.

It is an amenable number.

10202020020101 is a deficient number, since it is larger than the sum of its proper divisors (2354312312443).

10202020020101 is a wasteful number, since it uses less digits than its factorization.

10202020020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112110110131.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10202020020101 its reverse (10102002020201), we get a palindrome (20304022040302).

The spelling of 10202020020101 in words is "ten trillion, two hundred two billion, twenty million, twenty thousand, one hundred one".