1012001121332 has 6 divisors (see below), whose sum is σ = 1771001962338. Its totient is φ = 506000560664.

The previous prime is 1012001121317. The next prime is 1012001121343. The reversal of 1012001121332 is 2331211002101.

It can be written as a sum of positive squares in only one way, i.e., 903309581476 + 108691539856 = 950426^2 + 329684^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1012001121332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126500140163 + ... + 126500140170.

It is an arithmetic number, because the mean of its divisors is an integer number (295166993723).

Almost surely, 2^{1012001121332} is an apocalyptic number.

It is an amenable number.

1012001121332 is a deficient number, since it is larger than the sum of its proper divisors (759000841006).

1012001121332 is a wasteful number, since it uses less digits than its factorization.

1012001121332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253000280337 (or 253000280335 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1012001121332 its reverse (2331211002101), we get a palindrome (3343212123433).

The spelling of 1012001121332 in words is "one trillion, twelve billion, one million, one hundred twenty-one thousand, three hundred thirty-two".