100102020121222 has 32 divisors (see below), whose sum is σ = 171894450470400. Its totient is φ = 42828122675520.

The previous prime is 100102020121217. The next prime is 100102020121253. The reversal of 100102020121222 is 222121020201001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100102020121196 and 100102020121205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372967378 + ... + 373235674.

It is an arithmetic number, because the mean of its divisors is an integer number (5371701577200).

Almost surely, 2^{100102020121222} is an apocalyptic number.

100102020121222 is a deficient number, since it is larger than the sum of its proper divisors (71792430349178).

100102020121222 is a wasteful number, since it uses less digits than its factorization.

100102020121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313396.

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

Adding to 100102020121222 its reverse (222121020201001), we get a palindrome (322223040322223).

The spelling of 100102020121222 in words is "one hundred trillion, one hundred two billion, twenty million, one hundred twenty-one thousand, two hundred twenty-two".