1232242294521 has 96 divisors (see below), whose sum is σ = 1991305451520. Its totient is φ = 675264110976.

The previous prime is 1232242294519. The next prime is 1232242294553. The reversal of 1232242294521 is 1254922422321.

It is not a de Polignac number, because 1232242294521 - 2¹ = 1232242294519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1232242294521.

It is not an unprimeable number, because it can be changed into a prime (1232242294561) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 407620816 + ... + 407623838.

It is an arithmetic number, because the mean of its divisors is an integer number (20742765120).

Almost surely, 2^{1232242294521} is an apocalyptic number.

It is an amenable number.

1232242294521 is a deficient number, since it is larger than the sum of its proper divisors (759063156999).

1232242294521 is a wasteful number, since it uses less digits than its factorization.

1232242294521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4235 (or 4228 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The spelling of 1232242294521 in words is "one trillion, two hundred thirty-two billion, two hundred forty-two million, two hundred ninety-four thousand, five hundred twenty-one".