210201021110102 has 16 divisors (see below), whose sum is σ = 358920320631552. Its totient is φ = 91391748308520.

The previous prime is 210201021110039. The next prime is 210201021110107. The reversal of 210201021110102 is 201011120102012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210201021110107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207708518378 + ... + 207708519389.

It is an arithmetic number, because the mean of its divisors is an integer number (22432520039472).

Almost surely, 2^{210201021110102} is an apocalyptic number.

210201021110102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210201021110102 is a deficient number, since it is larger than the sum of its proper divisors (148719299521450).

210201021110102 is a wasteful number, since it uses less digits than its factorization.

210201021110102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415417037803.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210201021110102 its reverse (201011120102012), we get a palindrome (411212141212114).

The spelling of 210201021110102 in words is "two hundred ten trillion, two hundred one billion, twenty-one million, one hundred ten thousand, one hundred two".