2011020430111 has 8 divisors (see below), whose sum is σ = 2507246250624. Its totient is φ = 1567028906520.

The previous prime is 2011020430109. The next prime is 2011020430121. The reversal of 2011020430111 is 1110340201102.

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

It is not a de Polignac number, because 2011020430111 - 2¹ = 2011020430109 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 (2011020430121) 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, 13058574145 + ... + 13058574298.

It is an arithmetic number, because the mean of its divisors is an integer number (313405781328).

Almost surely, 2^{2011020430111} is an apocalyptic number.

2011020430111 is a deficient number, since it is larger than the sum of its proper divisors (496225820513).

2011020430111 is a wasteful number, since it uses less digits than its factorization.

2011020430111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26117148461.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2011020430111 its reverse (1110340201102), we get a palindrome (3121360631213).

The spelling of 2011020430111 in words is "two trillion, eleven billion, twenty million, four hundred thirty thousand, one hundred eleven".