102220010226 has 24 divisors (see below), whose sum is σ = 234504730044. Its totient is φ = 32069022720.

The previous prime is 102220010197. The next prime is 102220010227. The reversal of 102220010226 is 622010022201.

It can be written as a sum of positive squares in 2 ways, for example, as 80977239225 + 21242771001 = 284565^2 + 145749^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 102220010199 and 102220010208.

It is not an unprimeable number, because it can be changed into a prime (102220010227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167025855 + ... + 167026466.

Almost surely, 2^102220010226 is an apocalyptic number.

102220010226 is an abundant number, since it is smaller than the sum of its proper divisors (132284719818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102220010226 is a wasteful number, since it uses less digits than its factorization.

102220010226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334052346 (or 334052343 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 102220010226 its reverse (622010022201), we get a palindrome (724230032427).

The spelling of 102220010226 in words is "one hundred two billion, two hundred twenty million, ten thousand, two hundred twenty-six".