102100102222210 has 32 divisors (see below), whose sum is σ = 185601092921712. Its totient is φ = 40435400140800.

The previous prime is 102100102222189. The next prime is 102100102222219. The reversal of 102100102222210 is 12222201001201.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 60382364230881 + 41717737991329 = 7770609^2 + 6458927^2 .

It is not an unprimeable number, because it can be changed into a prime (102100102222219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198949062 + ... + 199461598.

Almost surely, 2^{102100102222210} is an apocalyptic number.

102100102222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102100102222210 is a deficient number, since it is larger than the sum of its proper divisors (83500990699502).

102100102222210 is a wasteful number, since it uses less digits than its factorization.

102100102222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709878.

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

Adding to 102100102222210 its reverse (12222201001201), we get a palindrome (114322303223411).

The spelling of 102100102222210 in words is "one hundred two trillion, one hundred billion, one hundred two million, two hundred twenty-two thousand, two hundred ten".