20211002111110 has 8 divisors (see below), whose sum is σ = 36379803800016. Its totient is φ = 8084400844440.

The previous prime is 20211002111077. The next prime is 20211002111143. The reversal of 20211002111110 is 1111120011202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20211002111077) and next prime (20211002111143).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1010550105546 + ... + 1010550105565.

It is an arithmetic number, because the mean of its divisors is an integer number (4547475475002).

Almost surely, 2^{20211002111110} is an apocalyptic number.

20211002111110 is a deficient number, since it is larger than the sum of its proper divisors (16168801688906).

20211002111110 is a wasteful number, since it uses less digits than its factorization.

20211002111110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021100211118.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 20211002111110 its reverse (1111120011202), we get a palindrome (21322122122312).

The spelling of 20211002111110 in words is "twenty trillion, two hundred eleven billion, two million, one hundred eleven thousand, one hundred ten".