102001220221010 has 64 divisors (see below), whose sum is σ = 210837754828800. Its totient is φ = 35138726884800.

The previous prime is 102001220221007. The next prime is 102001220221037. The reversal of 102001220221010 is 10122022100201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191242481 + ... + 191775099.

It is an arithmetic number, because the mean of its divisors is an integer number (3294339919200).

Almost surely, 2^{102001220221010} is an apocalyptic number.

102001220221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102001220221010 is an abundant number, since it is smaller than the sum of its proper divisors (108836534607790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102001220221010 is a wasteful number, since it uses less digits than its factorization.

102001220221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624287.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102001220221010 its reverse (10122022100201), we get a palindrome (112123242321211).

The spelling of 102001220221010 in words is "one hundred two trillion, one billion, two hundred twenty million, two hundred twenty-one thousand, ten".