2011130220404 has 6 divisors (see below), whose sum is σ = 3519477885714. Its totient is φ = 1005565110200.

The previous prime is 2011130220401. The next prime is 2011130220409. The reversal of 2011130220404 is 4040220311102.

It can be written as a sum of positive squares in only one way, i.e., 1515725397904 + 495404822500 = 1231148^2 + 703850^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011130220401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251391277547 + ... + 251391277554.

It is an arithmetic number, because the mean of its divisors is an integer number (586579647619).

Almost surely, 2^{2011130220404} is an apocalyptic number.

It is an amenable number.

2011130220404 is a deficient number, since it is larger than the sum of its proper divisors (1508347665310).

2011130220404 is a wasteful number, since it uses less digits than its factorization.

2011130220404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502782555105 (or 502782555103 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2011130220404 its reverse (4040220311102), we get a palindrome (6051350531506).

The spelling of 2011130220404 in words is "two trillion, eleven billion, one hundred thirty million, two hundred twenty thousand, four hundred four".