201021210001110 has 64 divisors (see below), whose sum is σ = 488499568139520. Its totient is φ = 52934206554240.

The previous prime is 201021210001097. The next prime is 201021210001169. The reversal of 201021210001110 is 11100012120102.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 14357956 + ... + 24661575.

It is an arithmetic number, because the mean of its divisors is an integer number (7632805752180).

Almost surely, 2^{201021210001110} is an apocalyptic number.

201021210001110 is an abundant number, since it is smaller than the sum of its proper divisors (287478358138410).

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

201021210001110 is a wasteful number, since it uses less digits than its factorization.

201021210001110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39021693.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 201021210001110 its reverse (11100012120102), we get a palindrome (212121222121212).

The spelling of 201021210001110 in words is "two hundred one trillion, twenty-one billion, two hundred ten million, one thousand, one hundred ten".