102201201212210 has 16 divisors (see below), whose sum is σ = 183968460840600. Its totient is φ = 40879080782976.

The previous prime is 102201201212177. The next prime is 102201201212213. The reversal of 102201201212210 is 12212102102201.

It can be written as a sum of positive squares in 4 ways, for example, as 40306461495169 + 61894739717041 = 6348737^2 + 7867321^2 .

It is not an unprimeable number, because it can be changed into a prime (102201201212213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174656045 + ... + 175240224.

Almost surely, 2^{102201201212210} is an apocalyptic number.

102201201212210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102201201212210 is a deficient number, since it is larger than the sum of its proper divisors (81767259628390).

102201201212210 is a wasteful number, since it uses less digits than its factorization.

102201201212210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349925485.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102201201212210 its reverse (12212102102201), we get a palindrome (114413303314411).

The spelling of 102201201212210 in words is "one hundred two trillion, two hundred one billion, two hundred one million, two hundred twelve thousand, two hundred ten".