101020200111011 has 4 divisors (see below), whose sum is σ = 101038766593224. Its totient is φ = 101001633628800.

The previous prime is 101020200111001. The next prime is 101020200111031. The reversal of 101020200111011 is 110111002020101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101020200111011 - 2²² = 101020195916707 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101020200110983 and 101020200111001.

It is not an unprimeable number, because it can be changed into a prime (101020200111001) 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, 9283232945 + ... + 9283243826.

It is an arithmetic number, because the mean of its divisors is an integer number (25259691648306).

Almost surely, 2^{101020200111011} is an apocalyptic number.

101020200111011 is a deficient number, since it is larger than the sum of its proper divisors (18566482213).

101020200111011 is an equidigital number, since it uses as much as digits as its factorization.

101020200111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18566482212.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 101020200111011 its reverse (110111002020101), we get a palindrome (211131202131112).

The spelling of 101020200111011 in words is "one hundred one trillion, twenty billion, two hundred million, one hundred eleven thousand, eleven".