102021212220010 has 16 divisors (see below), whose sum is σ = 183638477344896. Its totient is φ = 40808419254928.

The previous prime is 102021212219987. The next prime is 102021212220041. The reversal of 102021212220010 is 10022212120201.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 1407454 + ... + 14353513.

It is an arithmetic number, because the mean of its divisors is an integer number (11477404834056).

Almost surely, 2^{102021212220010} is an apocalyptic number.

102021212220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102021212220010 is a deficient number, since it is larger than the sum of its proper divisors (81617265124886).

102021212220010 is a wasteful number, since it uses less digits than its factorization.

102021212220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16408277.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102021212220010 its reverse (10022212120201), we get a palindrome (112043424340211).

The spelling of 102021212220010 in words is "one hundred two trillion, twenty-one billion, two hundred twelve million, two hundred twenty thousand, ten".