210202010111100 has 144 divisors (see below), whose sum is σ = 695146695763968. Its totient is φ = 48040732565760.

The previous prime is 210202010111087. The next prime is 210202010111123. The reversal of 210202010111100 is 1111010202012.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12894229 + ... + 24221171.

It is an arithmetic number, because the mean of its divisors is an integer number (4827407609472).

Almost surely, 2^{210202010111100} is an apocalyptic number.

210202010111100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210202010111100 is an abundant number, since it is smaller than the sum of its proper divisors (484944685652868).

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

210202010111100 is a wasteful number, since it uses less digits than its factorization.

210202010111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11335804 (or 11335797 counting only the distinct ones).

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

Adding to 210202010111100 its reverse (1111010202012), we get a palindrome (211313020313112).

The spelling of 210202010111100 in words is "two hundred ten trillion, two hundred two billion, ten million, one hundred eleven thousand, one hundred".