1210201012112 has 20 divisors (see below), whose sum is σ = 2399293868400. Its totient is φ = 591028400928.

The previous prime is 1210201012073. The next prime is 1210201012117. The reversal of 1210201012112 is 2112101020121.

It is not an unprimeable number, because it can be changed into a prime (1210201012117) 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, 879505862 + ... + 879507237.

It is an arithmetic number, because the mean of its divisors is an integer number (119964693420).

Almost surely, 2^{1210201012112} is an apocalyptic number.

It is an amenable number.

1210201012112 is a deficient number, since it is larger than the sum of its proper divisors (1189092856288).

1210201012112 is a wasteful number, since it uses less digits than its factorization.

1210201012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759013150 (or 1759013144 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1210201012112 its reverse (2112101020121), we get a palindrome (3322302032233).

The spelling of 1210201012112 in words is "one trillion, two hundred ten billion, two hundred one million, twelve thousand, one hundred twelve".