102020012002 has 16 divisors (see below), whose sum is σ = 153355348224. Its totient is φ = 50901604000.

The previous prime is 102020011969. The next prime is 102020012089. The reversal of 102020012002 is 200210020201.

It is a self number, because there is not a number n which added to its sum of digits gives 102020012002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8445627 + ... + 8457697.

It is an arithmetic number, because the mean of its divisors is an integer number (9584709264).

Almost surely, 2^102020012002 is an apocalyptic number.

102020012002 is a deficient number, since it is larger than the sum of its proper divisors (51335336222).

102020012002 is a wasteful number, since it uses less digits than its factorization.

102020012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20705.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 102020012002 its reverse (200210020201), we get a palindrome (302230032203).

The spelling of 102020012002 in words is "one hundred two billion, twenty million, twelve thousand, two".