102021323023002 has 32 divisors (see below), whose sum is σ = 205915962225600. Its totient is φ = 33694892448768.

The previous prime is 102021323023001. The next prime is 102021323023097. The reversal of 102021323023002 is 200320323120201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 102021323023002.

It is not an unprimeable number, because it can be changed into a prime (102021323023001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119457274 + ... + 120308282.

It is an arithmetic number, because the mean of its divisors is an integer number (6434873819550).

Almost surely, 2^{102021323023002} is an apocalyptic number.

102021323023002 is an abundant number, since it is smaller than the sum of its proper divisors (103894639202598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102021323023002 is a wasteful number, since it uses less digits than its factorization.

102021323023002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034430.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 102021323023002 its reverse (200320323120201), we get a palindrome (302341646143203).

The spelling of 102021323023002 in words is "one hundred two trillion, twenty-one billion, three hundred twenty-three million, twenty-three thousand, two".