102221211220010 has 8 divisors (see below), whose sum is σ = 183998180196036. Its totient is φ = 40888484488000.

The previous prime is 102221211220001. The next prime is 102221211220061. The reversal of 102221211220010 is 10022112122201.

It can be written as a sum of positive squares in 2 ways, for example, as 100481959316761 + 1739251903249 = 10024069^2 + 1318807^2 .

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, 5111060560991 + ... + 5111060561010.

Almost surely, 2^{102221211220010} is an apocalyptic number.

102221211220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102221211220010 is a deficient number, since it is larger than the sum of its proper divisors (81776968976026).

102221211220010 is a wasteful number, since it uses less digits than its factorization.

102221211220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10222121122008.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102221211220010 its reverse (10022112122201), we get a palindrome (112243323342211).

The spelling of 102221211220010 in words is "one hundred two trillion, two hundred twenty-one billion, two hundred eleven million, two hundred twenty thousand, ten".