1020042240232 has 8 divisors (see below), whose sum is σ = 1912579200450. Its totient is φ = 510021120112.

The previous prime is 1020042240137. The next prime is 1020042240313. The reversal of 1020042240232 is 2320422400201.

It can be written as a sum of positive squares in only one way, i.e., 722421802116 + 297620438116 = 849954^2 + 545546^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63752640007 + ... + 63752640022.

Almost surely, 2^{1020042240232} is an apocalyptic number.

It is an amenable number.

1020042240232 is a deficient number, since it is larger than the sum of its proper divisors (892536960218).

1020042240232 is a wasteful number, since it uses less digits than its factorization.

1020042240232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127505280035 (or 127505280031 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 1020042240232 its reverse (2320422400201), we get a palindrome (3340464640433).

The spelling of 1020042240232 in words is "one trillion, twenty billion, forty-two million, two hundred forty thousand, two hundred thirty-two".