1021343202242 has 16 divisors (see below), whose sum is σ = 1710156061152. Its totient is φ = 453450469920.

The previous prime is 1021343202203. The next prime is 1021343202281. The reversal of 1021343202242 is 2422023431201.

It is an interprime number because it is at equal distance from previous prime (1021343202203) and next prime (1021343202281).

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 7 ways as a sum of consecutive naturals, for example, 539821043 + ... + 539822934.

It is an arithmetic number, because the mean of its divisors is an integer number (106884753822).

Almost surely, 2^{1021343202242} is an apocalyptic number.

1021343202242 is a deficient number, since it is larger than the sum of its proper divisors (688812858910).

1021343202242 is a wasteful number, since it uses less digits than its factorization.

1021343202242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079644033.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1021343202242 its reverse (2422023431201), we get a palindrome (3443366633443).

The spelling of 1021343202242 in words is "one trillion, twenty-one billion, three hundred forty-three million, two hundred two thousand, two hundred forty-two".