100201222201210 has 64 divisors (see below), whose sum is σ = 199019481645600. Its totient is φ = 36086691409920.

The previous prime is 100201222201207. The next prime is 100201222201243. The reversal of 100201222201210 is 12102222102001.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 13734117285849 + 86467104915361 = 3705957^2 + 9298769^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21018814 + ... + 25341526.

Almost surely, 2^{100201222201210} is an apocalyptic number.

100201222201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100201222201210 is a deficient number, since it is larger than the sum of its proper divisors (98818259444390).

100201222201210 is a wasteful number, since it uses less digits than its factorization.

100201222201210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4327123.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 100201222201210 its reverse (12102222102001), we get a palindrome (112303444303211).

The spelling of 100201222201210 in words is "one hundred trillion, two hundred one billion, two hundred twenty-two million, two hundred one thousand, two hundred ten".