1000122331144 has 64 divisors (see below), whose sum is σ = 1944547430400. Its totient is φ = 481660435200.

The previous prime is 1000122331073. The next prime is 1000122331177. The reversal of 1000122331144 is 4411332210001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364873614 + ... + 364876354.

It is an arithmetic number, because the mean of its divisors is an integer number (30383553600).

Almost surely, 2^{1000122331144} is an apocalyptic number.

It is an amenable number.

1000122331144 is a deficient number, since it is larger than the sum of its proper divisors (944425099256).

1000122331144 is a wasteful number, since it uses less digits than its factorization.

1000122331144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5974 (or 5970 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1000122331144 its reverse (4411332210001), we get a palindrome (5411454541145).

The spelling of 1000122331144 in words is "one trillion, one hundred twenty-two million, three hundred thirty-one thousand, one hundred forty-four".