1002021120301 has 2 divisors, whose sum is σ = 1002021120302. Its totient is φ = 1002021120300.

The previous prime is 1002021120181. The next prime is 1002021120307. The reversal of 1002021120301 is 1030211202001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 503069607076 + 498951513225 = 709274^2 + 706365^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002021120301 - 2³⁹ = 452265306413 is a prime.

It is a super-2 number, since 2×1002021120301² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002021120307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501010560150 + 501010560151.

It is an arithmetic number, because the mean of its divisors is an integer number (501010560151).

Almost surely, 2^{1002021120301} is an apocalyptic number.

It is an amenable number.

1002021120301 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002021120301 is an equidigital number, since it uses as much as digits as its factorization.

1002021120301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1002021120301 its reverse (1030211202001), we get a palindrome (2032232322302).

The spelling of 1002021120301 in words is "one trillion, two billion, twenty-one million, one hundred twenty thousand, three hundred one".