1021002324212 has 12 divisors (see below), whose sum is σ = 1924196688036. Its totient is φ = 471231841920.

The previous prime is 1021002324197. The next prime is 1021002324289. The reversal of 1021002324212 is 2124232001201.

It can be written as a sum of positive squares in 2 ways, for example, as 570970651876 + 450031672336 = 755626^2 + 670844^2 .

It is a super-2 number, since 2×1021002324212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 9817329989 + ... + 9817330092.

It is an arithmetic number, because the mean of its divisors is an integer number (160349724003).

Almost surely, 2^{1021002324212} is an apocalyptic number.

It is an amenable number.

1021002324212 is a deficient number, since it is larger than the sum of its proper divisors (903194363824).

1021002324212 is a wasteful number, since it uses less digits than its factorization.

1021002324212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19634660098 (or 19634660096 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1021002324212 its reverse (2124232001201), we get a palindrome (3145234325413).

The spelling of 1021002324212 in words is "one trillion, twenty-one billion, two million, three hundred twenty-four thousand, two hundred twelve".