210101202120110 has 32 divisors (see below), whose sum is σ = 432208687112640. Its totient is φ = 72034614554112.

The previous prime is 210101202120091. The next prime is 210101202120113. The reversal of 210101202120110 is 11021202101012.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210101202120113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113120672 + ... + 114962988.

It is an arithmetic number, because the mean of its divisors is an integer number (13506521472270).

Almost surely, 2^{210101202120110} is an apocalyptic number.

210101202120110 is an abundant number, since it is smaller than the sum of its proper divisors (222107484992530).

210101202120110 is a wasteful number, since it uses less digits than its factorization.

210101202120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3471500.

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

Adding to 210101202120110 its reverse (11021202101012), we get a palindrome (221122404221122).

The spelling of 210101202120110 in words is "two hundred ten trillion, one hundred one billion, two hundred two million, one hundred twenty thousand, one hundred ten".