2110010101021 has 8 divisors (see below), whose sum is σ = 2112941729088. Its totient is φ = 2107080504000.

The previous prime is 2110010100973. The next prime is 2110010101027. The reversal of 2110010101021 is 1201010100112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2110010101021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2110010100989 and 2110010101007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110010101027) 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, 1577376 + ... + 2590006.

It is an arithmetic number, because the mean of its divisors is an integer number (264117716136).

Almost surely, 2^{2110010101021} is an apocalyptic number.

It is an amenable number.

2110010101021 is a deficient number, since it is larger than the sum of its proper divisors (2931628067).

2110010101021 is a wasteful number, since it uses less digits than its factorization.

2110010101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015523.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 2110010101021 its reverse (1201010100112), we get a palindrome (3311020201133).

Subtracting from 2110010101021 its reverse (1201010100112), we obtain a palindrome (909000000909).

The spelling of 2110010101021 in words is "two trillion, one hundred ten billion, ten million, one hundred one thousand, twenty-one".