102216254626 has 8 divisors (see below), whose sum is σ = 153476341740. Its totient is φ = 51057474048.

The previous prime is 102216254597. The next prime is 102216254629. The reversal of 102216254626 is 626452612201.

It is a happy number.

102216254626 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 79566305625 + 22649949001 = 282075^2 + 150499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (102216254629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25324111 + ... + 25328146.

Almost surely, 2^102216254626 is an apocalyptic number.

102216254626 is a deficient number, since it is larger than the sum of its proper divisors (51260087114).

102216254626 is a wasteful number, since it uses less digits than its factorization.

102216254626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50653268.

The product of its (nonzero) digits is 69120, while the sum is 37.

Adding to 102216254626 its reverse (626452612201), we get a palindrome (728668866827).

The spelling of 102216254626 in words is "one hundred two billion, two hundred sixteen million, two hundred fifty-four thousand, six hundred twenty-six".