102201030 has 96 divisors (see below), whose sum is σ = 279137664. Its totient is φ = 25913088.

The previous prime is 102201007. The next prime is 102201061. The reversal of 102201030 is 30102201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 156184 + ... + 156836.

It is an arithmetic number, because the mean of its divisors is an integer number (2907684).

Almost surely, 2^102201030 is an apocalyptic number.

102201030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 102201030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139568832).

102201030 is an abundant number, since it is smaller than the sum of its proper divisors (176936634).

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

102201030 is a wasteful number, since it uses less digits than its factorization.

102201030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750 (or 747 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 102201030 is about 10109.4525074309. The cubic root of 102201030 is about 467.5396250741.

Adding to 102201030 its reverse (30102201), we get a palindrome (132303231).

The spelling of 102201030 in words is "one hundred two million, two hundred one thousand, thirty".