2020011222111 has 8 divisors (see below), whose sum is σ = 2706112980864. Its totient is φ = 1340291805720.

The previous prime is 2020011222067. The next prime is 2020011222121. The reversal of 2020011222111 is 1112221100202.

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

It is not a de Polignac number, because 2020011222111 - 2¹³ = 2020011213919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020011222121) 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, 1595584851 + ... + 1595586116.

It is an arithmetic number, because the mean of its divisors is an integer number (338264122608).

Almost surely, 2^{2020011222111} is an apocalyptic number.

2020011222111 is a deficient number, since it is larger than the sum of its proper divisors (686101758753).

2020011222111 is a wasteful number, since it uses less digits than its factorization.

2020011222111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3191171181.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2020011222111 its reverse (1112221100202), we get a palindrome (3132232322313).

The spelling of 2020011222111 in words is "two trillion, twenty billion, eleven million, two hundred twenty-two thousand, one hundred eleven".