2000021011101 has 10 divisors (see below), whose sum is σ = 2987685708062. Its totient is φ = 1333347340680.

The previous prime is 2000021011019. The next prime is 2000021011123. The reversal of 2000021011101 is 1011101200002.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1101032588601 + 898988422500 = 1049301^2 + 948150^2 .

It is not a de Polignac number, because 2000021011101 - 2¹⁰ = 2000021010077 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000021011181) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12345808630 + ... + 12345808791.

Almost surely, 2^{2000021011101} is an apocalyptic number.

It is an amenable number.

2000021011101 is a deficient number, since it is larger than the sum of its proper divisors (987664696961).

2000021011101 is an equidigital number, since it uses as much as digits as its factorization.

2000021011101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24691617433 (or 24691617424 counting only the distinct ones).

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

Adding to 2000021011101 its reverse (1011101200002), we get a palindrome (3011122211103).

It can be divided in two parts, 200002 and 1011101, that multiplied together give a palindrome (202222222202).

The spelling of 2000021011101 in words is "two trillion, twenty-one million, eleven thousand, one hundred one".