102221220000010 has 16 divisors (see below), whose sum is σ = 184041581644872. Its totient is φ = 40878846745600.

The previous prime is 102221219999993. The next prime is 102221220000073. The reversal of 102221220000010 is 10000022122201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 101361462672649 + 859757327361 = 10067843^2 + 927231^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1205112271 + ... + 1205197090.

Almost surely, 2^{102221220000010} is an apocalyptic number.

102221220000010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102221220000010 is a deficient number, since it is larger than the sum of its proper divisors (81820361644862).

102221220000010 is a wasteful number, since it uses less digits than its factorization.

102221220000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410313609.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102221220000010 its reverse (10000022122201), we get a palindrome (112221242122211).

The spelling of 102221220000010 in words is "one hundred two trillion, two hundred twenty-one billion, two hundred twenty million, ten", and thus it is an aban number.