102200321210 has 16 divisors (see below), whose sum is σ = 198111392136. Its totient is φ = 37735503168.

The previous prime is 102200321207. The next prime is 102200321231. The reversal of 102200321210 is 12123002201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 48210545761 + 53989775449 = 219569^2 + 232357^2 .

It is a Curzon number.

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, 393078029 + ... + 393078288.

Almost surely, 2^102200321210 is an apocalyptic number.

102200321210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102200321210 is a deficient number, since it is larger than the sum of its proper divisors (95911070926).

102200321210 is a wasteful number, since it uses less digits than its factorization.

102200321210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786156337.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 102200321210 its reverse (12123002201), we get a palindrome (114323323411).

The spelling of 102200321210 in words is "one hundred two billion, two hundred million, three hundred twenty-one thousand, two hundred ten".