210220020188 has 6 divisors (see below), whose sum is σ = 367885035336. Its totient is φ = 105110010092.

The previous prime is 210220020187. The next prime is 210220020221. The reversal of 210220020188 is 881020022012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210220020187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26277502520 + ... + 26277502527.

It is an arithmetic number, because the mean of its divisors is an integer number (61314172556).

Almost surely, 2^210220020188 is an apocalyptic number.

It is an amenable number.

210220020188 is a deficient number, since it is larger than the sum of its proper divisors (157665015148).

210220020188 is a wasteful number, since it uses less digits than its factorization.

210220020188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52555005051 (or 52555005049 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The spelling of 210220020188 in words is "two hundred ten billion, two hundred twenty million, twenty thousand, one hundred eighty-eight".