102001221202010 has 32 divisors (see below), whose sum is σ = 198424120728960. Its totient is φ = 37528908118848.

The previous prime is 102001221202003. The next prime is 102001221202033. The reversal of 102001221202010 is 10202122100201.

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, 1386226070 + ... + 1386299649.

It is an arithmetic number, because the mean of its divisors is an integer number (6200753772780).

Almost surely, 2^{102001221202010} is an apocalyptic number.

102001221202010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102001221202010 is a deficient number, since it is larger than the sum of its proper divisors (96422899526950).

102001221202010 is a wasteful number, since it uses less digits than its factorization.

102001221202010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2772526022.

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

Adding to 102001221202010 its reverse (10202122100201), we get a palindrome (112203343302211).

The spelling of 102001221202010 in words is "one hundred two trillion, one billion, two hundred twenty-one million, two hundred two thousand, ten".