210672220652 has 12 divisors (see below), whose sum is σ = 368754810816. Its totient is φ = 105313703280.

The previous prime is 210672220607. The next prime is 210672220669. The reversal of 210672220652 is 256022276012.

It is a happy number.

210672220652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5580599 + ... + 5618222.

It is an arithmetic number, because the mean of its divisors is an integer number (30729567568).

Almost surely, 2^210672220652 is an apocalyptic number.

It is an amenable number.

210672220652 is a deficient number, since it is larger than the sum of its proper divisors (158082590164).

210672220652 is a wasteful number, since it uses less digits than its factorization.

210672220652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11203528 (or 11203526 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

Adding to 210672220652 its reverse (256022276012), we get a palindrome (466694496664).

The spelling of 210672220652 in words is "two hundred ten billion, six hundred seventy-two million, two hundred twenty thousand, six hundred fifty-two".