102221440330 has 8 divisors (see below), whose sum is σ = 183998592612. Its totient is φ = 40888576128.

The previous prime is 102221440309. The next prime is 102221440367. The reversal of 102221440330 is 33044122201.

It can be written as a sum of positive squares in 2 ways, for example, as 100950446529 + 1270993801 = 317727^2 + 35651^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5111072007 + ... + 5111072026.

Almost surely, 2^102221440330 is an apocalyptic number.

102221440330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102221440330 is a deficient number, since it is larger than the sum of its proper divisors (81777152282).

102221440330 is a wasteful number, since it uses less digits than its factorization.

102221440330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10222144040.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 102221440330 its reverse (33044122201), we get a palindrome (135265562531).

The spelling of 102221440330 in words is "one hundred two billion, two hundred twenty-one million, four hundred forty thousand, three hundred thirty".