1023120242 has 16 divisors (see below), whose sum is σ = 1577141280. Its totient is φ = 497509152.

The previous prime is 1023120223. The next prime is 1023120251. The reversal of 1023120242 is 2420213201.

It is a self number, because there is not a number n which added to its sum of digits gives 1023120242.

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 7 ways as a sum of consecutive naturals, for example, 5492 + ... + 45567.

It is an arithmetic number, because the mean of its divisors is an integer number (98571330).

Almost surely, 2^1023120242 is an apocalyptic number.

1023120242 is a deficient number, since it is larger than the sum of its proper divisors (554021038).

1023120242 is a wasteful number, since it uses less digits than its factorization.

1023120242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51337.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1023120242 is about 31986.2508275040. The cubic root of 1023120242 is about 1007.6481047063.

Adding to 1023120242 its reverse (2420213201), we get a palindrome (3443333443).

The spelling of 1023120242 in words is "one billion, twenty-three million, one hundred twenty thousand, two hundred forty-two".