10001011202101 has 4 divisors (see below), whose sum is σ = 10051267540000. Its totient is φ = 9950754864204.

The previous prime is 10001011202033. The next prime is 10001011202107. The reversal of 10001011202101 is 10120211010001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10001011202101 - 2⁹ = 10001011201589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001011202107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25128168651 + ... + 25128169048.

It is an arithmetic number, because the mean of its divisors is an integer number (2512816885000).

Almost surely, 2^{10001011202101} is an apocalyptic number.

It is an amenable number.

10001011202101 is a deficient number, since it is larger than the sum of its proper divisors (50256337899).

10001011202101 is an equidigital number, since it uses as much as digits as its factorization.

10001011202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50256337898.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10001011202101 its reverse (10120211010001), we get a palindrome (20121222212102).

The spelling of 10001011202101 in words is "ten trillion, one billion, eleven million, two hundred two thousand, one hundred one".