20110331130044 has 12 divisors (see below), whose sum is σ = 35196893683224. Its totient is φ = 10054075791984.

The previous prime is 20110331129981. The next prime is 20110331130079. The reversal of 20110331130044 is 44003113301102.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 272401739 + ... + 272475554.

It is an arithmetic number, because the mean of its divisors is an integer number (2933074473602).

Almost surely, 2^{20110331130044} is an apocalyptic number.

It is an amenable number.

20110331130044 is a deficient number, since it is larger than the sum of its proper divisors (15086562553180).

20110331130044 is a wasteful number, since it uses less digits than its factorization.

20110331130044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544886524 (or 544886522 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 20110331130044 its reverse (44003113301102), we get a palindrome (64113444431146).

The spelling of 20110331130044 in words is "twenty trillion, one hundred ten billion, three hundred thirty-one million, one hundred thirty thousand, forty-four".