10011020002101 has 12 divisors (see below), whose sum is σ = 14460527135340. Its totient is φ = 6673937222400.

The previous prime is 10011020002099. The next prime is 10011020002133. The reversal of 10011020002101 is 10120002011001.

It is a happy number.

10011020002101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1804256087076 + 8206763915025 = 1343226^2 + 2864745^2 .

It is not a de Polignac number, because 10011020002101 - 2¹ = 10011020002099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011020002301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5503836 + ... + 7093253.

It is an arithmetic number, because the mean of its divisors is an integer number (1205043927945).

Almost surely, 2^{10011020002101} is an apocalyptic number.

It is an amenable number.

10011020002101 is a deficient number, since it is larger than the sum of its proper divisors (4449507133239).

10011020002101 is a wasteful number, since it uses less digits than its factorization.

10011020002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12685396 (or 12685393 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 10011020002101 its reverse (10120002011001), we get a palindrome (20131022013102).

The spelling of 10011020002101 in words is "ten trillion, eleven billion, twenty million, two thousand, one hundred one".