210021031113230 has 16 divisors (see below), whose sum is σ = 381570920080560. Its totient is φ = 83223287094912.

The previous prime is 210021031113211. The next prime is 210021031113239. The reversal of 210021031113230 is 32311130120012.

It is a happy number.

210021031113230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210021031113239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98140667675 + ... + 98140669814.

It is an arithmetic number, because the mean of its divisors is an integer number (23848182505035).

Almost surely, 2^{210021031113230} is an apocalyptic number.

210021031113230 is a deficient number, since it is larger than the sum of its proper divisors (171549888967330).

210021031113230 is a wasteful number, since it uses less digits than its factorization.

210021031113230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196281337603.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 210021031113230 its reverse (32311130120012), we get a palindrome (242332161233242).

The spelling of 210021031113230 in words is "two hundred ten trillion, twenty-one billion, thirty-one million, one hundred thirteen thousand, two hundred thirty".