2110201110021 has 16 divisors (see below), whose sum is σ = 2889874741248. Its totient is φ = 1368670161600.

The previous prime is 2110201110013. The next prime is 2110201110029. The reversal of 2110201110021 is 1200111020112.

It is an interprime number because it is at equal distance from previous prime (2110201110013) and next prime (2110201110029).

It is not a de Polignac number, because 2110201110021 - 2³ = 2110201110013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2110201109979 and 2110201110006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110201110029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 656311 + ... + 2156651.

It is an arithmetic number, because the mean of its divisors is an integer number (180617171328).

Almost surely, 2^{2110201110021} is an apocalyptic number.

It is an amenable number.

2110201110021 is a deficient number, since it is larger than the sum of its proper divisors (779673631227).

2110201110021 is a wasteful number, since it uses less digits than its factorization.

2110201110021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513052.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2110201110021 its reverse (1200111020112), we get a palindrome (3310312130133).

It can be divided in two parts, 2110201 and 110021, that added together give a palindrome (2220222).

The spelling of 2110201110021 in words is "two trillion, one hundred ten billion, two hundred one million, one hundred ten thousand, twenty-one".