201212120110 has 8 divisors (see below), whose sum is σ = 362181816216. Its totient is φ = 80484848040.

The previous prime is 201212120093. The next prime is 201212120111. The reversal of 201212120110 is 11021212102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×201212120110² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201212120111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10060605996 + ... + 10060606015.

It is an arithmetic number, because the mean of its divisors is an integer number (45272727027).

Almost surely, 2^201212120110 is an apocalyptic number.

201212120110 is a deficient number, since it is larger than the sum of its proper divisors (160969696106).

201212120110 is a wasteful number, since it uses less digits than its factorization.

201212120110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20121212018.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201212120110 its reverse (11021212102), we get a palindrome (212233332212).

The spelling of 201212120110 in words is "two hundred one billion, two hundred twelve million, one hundred twenty thousand, one hundred ten".