102021020201002 has 32 divisors (see below), whose sum is σ = 176327470467072. Its totient is φ = 43365822740784.

The previous prime is 102021020200997. The next prime is 102021020201053. The reversal of 102021020201002 is 200102020120201.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 44788918 + ... + 47011585.

It is an arithmetic number, because the mean of its divisors is an integer number (5510233452096).

Almost surely, 2^{102021020201002} is an apocalyptic number.

102021020201002 is a deficient number, since it is larger than the sum of its proper divisors (74306450266070).

102021020201002 is a wasteful number, since it uses less digits than its factorization.

102021020201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91801162.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102021020201002 its reverse (200102020120201), we get a palindrome (302123040321203).

The spelling of 102021020201002 in words is "one hundred two trillion, twenty-one billion, twenty million, two hundred one thousand, two".