1021303301042 has 32 divisors (see below), whose sum is σ = 1615493268480. Its totient is φ = 482903110800.

The previous prime is 1021303301009. The next prime is 1021303301063. The reversal of 1021303301042 is 2401033031201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78755243 + ... + 78768209.

It is an arithmetic number, because the mean of its divisors is an integer number (50484164640).

Almost surely, 2^{1021303301042} is an apocalyptic number.

1021303301042 is a deficient number, since it is larger than the sum of its proper divisors (594189967438).

1021303301042 is a wasteful number, since it uses less digits than its factorization.

1021303301042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16566.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1021303301042 its reverse (2401033031201), we get a palindrome (3422336332243).

The spelling of 1021303301042 in words is "one trillion, twenty-one billion, three hundred three million, three hundred one thousand, forty-two".