1012140243122 has 64 divisors (see below), whose sum is σ = 1658984675328. Its totient is φ = 462091392000.

The previous prime is 1012140243019. The next prime is 1012140243181. The reversal of 1012140243122 is 2213420412101.

It is a super-2 number, since 2×1012140243122² (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 (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9884378 + ... + 9986250.

It is an arithmetic number, because the mean of its divisors is an integer number (25921635552).

Almost surely, 2^{1012140243122} is an apocalyptic number.

1012140243122 is a deficient number, since it is larger than the sum of its proper divisors (646844432206).

1012140243122 is a wasteful number, since it uses less digits than its factorization.

1012140243122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102075.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1012140243122 its reverse (2213420412101), we get a palindrome (3225560655223).

The spelling of 1012140243122 in words is "one trillion, twelve billion, one hundred forty million, two hundred forty-three thousand, one hundred twenty-two".