102030221202 has 128 divisors (see below), whose sum is σ = 269155160064. Its totient is φ = 25043344128.

The previous prime is 102030221201. The next prime is 102030221203. The reversal of 102030221202 is 202122030201.

It is a happy number.

102030221202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (102030221201) and next prime (102030221203).

It is not an unprimeable number, because it can be changed into a prime (102030221201) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 354853 + ... + 574439.

It is an arithmetic number, because the mean of its divisors is an integer number (2102774688).

Almost surely, 2^102030221202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102030221202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134577580032).

102030221202 is an abundant number, since it is smaller than the sum of its proper divisors (167124938862).

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

102030221202 is a wasteful number, since it uses less digits than its factorization.

102030221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219672.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 102030221202 its reverse (202122030201), we get a palindrome (304152251403).

The spelling of 102030221202 in words is "one hundred two billion, thirty million, two hundred twenty-one thousand, two hundred two".