2110001120021 has 8 divisors (see below), whose sum is σ = 2112275440704. Its totient is φ = 2107726992000.

The previous prime is 2110001119999. The next prime is 2110001120033. The reversal of 2110001120021 is 1200211000112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2110001120021 - 2¹⁰ = 2110001118997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2110001119984 and 2110001120011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110001120041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36826646 + ... + 36883896.

It is an arithmetic number, because the mean of its divisors is an integer number (264034430088).

Almost surely, 2^{2110001120021} is an apocalyptic number.

It is an amenable number.

2110001120021 is a deficient number, since it is larger than the sum of its proper divisors (2274320683).

2110001120021 is an equidigital number, since it uses as much as digits as its factorization.

2110001120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96331.

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

Adding to 2110001120021 its reverse (1200211000112), we get a palindrome (3310212120133).

The spelling of 2110001120021 in words is "two trillion, one hundred ten billion, one million, one hundred twenty thousand, twenty-one".