102220102222010 has 32 divisors (see below), whose sum is σ = 194839026864912. Its totient is φ = 38479002670080.

The previous prime is 102220102221961. The next prime is 102220102222099. The reversal of 102220102222010 is 10222201022201.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 10809083072089 + 91411019149921 = 3287717^2 + 9560911^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 102220102222010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28450721 + ... + 31841540.

Almost surely, 2^{102220102222010} is an apocalyptic number.

102220102222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102220102222010 is a deficient number, since it is larger than the sum of its proper divisors (92618924642902).

102220102222010 is a wasteful number, since it uses less digits than its factorization.

102220102222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60302258.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102220102222010 its reverse (10222201022201), we get a palindrome (112442303244211).

The spelling of 102220102222010 in words is "one hundred two trillion, two hundred twenty billion, one hundred two million, two hundred twenty-two thousand, ten".