2113231033444 has 48 divisors (see below), whose sum is σ = 3873177141120. Its totient is φ = 1007577607680.

The previous prime is 2113231033409. The next prime is 2113231033451. The reversal of 2113231033444 is 4443301323112.

It is a super-2 number, since 2×2113231033444² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3424729 + ... + 3994399.

It is an arithmetic number, because the mean of its divisors is an integer number (80691190440).

Almost surely, 2^{2113231033444} is an apocalyptic number.

It is an amenable number.

2113231033444 is a deficient number, since it is larger than the sum of its proper divisors (1759946107676).

2113231033444 is a wasteful number, since it uses less digits than its factorization.

2113231033444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570100 (or 570098 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 2113231033444 its reverse (4443301323112), we get a palindrome (6556532356556).

The spelling of 2113231033444 in words is "two trillion, one hundred thirteen billion, two hundred thirty-one million, thirty-three thousand, four hundred forty-four".