210102120212 has 24 divisors (see below), whose sum is σ = 371729134560. Its totient is φ = 103896093600.

The previous prime is 210102120209. The next prime is 210102120253. The reversal of 210102120212 is 212021201012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79739 + ... + 653117.

It is an arithmetic number, because the mean of its divisors is an integer number (15488713940).

Almost surely, 2^210102120212 is an apocalyptic number.

It is an amenable number.

210102120212 is a deficient number, since it is larger than the sum of its proper divisors (161627014348).

210102120212 is a wasteful number, since it uses less digits than its factorization.

210102120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574391 (or 574389 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210102120212 its reverse (212021201012), we get a palindrome (422123321224).

The spelling of 210102120212 in words is "two hundred ten billion, one hundred two million, one hundred twenty thousand, two hundred twelve".