10020112020101 has 4 divisors (see below), whose sum is σ = 10020587671872. Its totient is φ = 10019636368332.

The previous prime is 10020112020053. The next prime is 10020112020151. The reversal of 10020112020101 is 10102021102001.

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 a de Polignac number, because none of the positive numbers 2^k-10020112020101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020112020151) 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, 237794285 + ... + 237836418.

It is an arithmetic number, because the mean of its divisors is an integer number (2505146917968).

Almost surely, 2^{10020112020101} is an apocalyptic number.

It is an amenable number.

10020112020101 is a deficient number, since it is larger than the sum of its proper divisors (475651771).

10020112020101 is an equidigital number, since it uses as much as digits as its factorization.

10020112020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475651770.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10020112020101 its reverse (10102021102001), we get a palindrome (20122133122102).

The spelling of 10020112020101 in words is "ten trillion, twenty billion, one hundred twelve million, twenty thousand, one hundred one".