1021238206802 has 16 divisors (see below), whose sum is σ = 1678478823072. Its totient is φ = 462154252320.

The previous prime is 1021238206763. The next prime is 1021238206837. The reversal of 1021238206802 is 2086028321201.

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, 102241523 + ... + 102251510.

It is an arithmetic number, because the mean of its divisors is an integer number (104904926442).

Almost surely, 2^{1021238206802} is an apocalyptic number.

1021238206802 is a deficient number, since it is larger than the sum of its proper divisors (657240616270).

1021238206802 is a wasteful number, since it uses less digits than its factorization.

1021238206802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204493273.

The product of its (nonzero) digits is 18432, while the sum is 35.

The spelling of 1021238206802 in words is "one trillion, twenty-one billion, two hundred thirty-eight million, two hundred six thousand, eight hundred two".