2210021021111 has 8 divisors (see below), whose sum is σ = 2286508646400. Its totient is φ = 2133858184920.

The previous prime is 2210021021107. The next prime is 2210021021113. The reversal of 2210021021111 is 1111201200122.

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 2210021021111 - 2² = 2210021021107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210021021113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81183431 + ... + 81210648.

It is an arithmetic number, because the mean of its divisors is an integer number (285813580800).

Almost surely, 2^{2210021021111} is an apocalyptic number.

2210021021111 is a deficient number, since it is larger than the sum of its proper divisors (76487625289).

2210021021111 is a wasteful number, since it uses less digits than its factorization.

2210021021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162394549.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2210021021111 its reverse (1111201200122), we get a palindrome (3321222221233).

The spelling of 2210021021111 in words is "two trillion, two hundred ten billion, twenty-one million, twenty-one thousand, one hundred eleven".