1012223131044 has 48 divisors (see below), whose sum is σ = 2379530689536. Its totient is φ = 334886292000.

The previous prime is 1012223131043. The next prime is 1012223131177. The reversal of 1012223131044 is 4401313222101.

It is not an unprimeable number, because it can be changed into a prime (1012223131043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1883329 + ... + 2360375.

It is an arithmetic number, because the mean of its divisors is an integer number (49573556032).

Almost surely, 2^{1012223131044} is an apocalyptic number.

It is an amenable number.

1012223131044 is an abundant number, since it is smaller than the sum of its proper divisors (1367307558492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012223131044 is a wasteful number, since it uses less digits than its factorization.

1012223131044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478376 (or 478374 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1012223131044 its reverse (4401313222101), we get a palindrome (5413536353145).

The spelling of 1012223131044 in words is "one trillion, twelve billion, two hundred twenty-three million, one hundred thirty-one thousand, forty-four".