201102201312 has 72 divisors (see below), whose sum is σ = 529162603704. Its totient is φ = 66873268224.

The previous prime is 201102201283. The next prime is 201102201319. The reversal of 201102201312 is 213102201102.

It is a junction number, because it is equal to n+sod(n) for n = 201102201291 and 201102201300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201102201319) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17993358 + ... + 18004530.

It is an arithmetic number, because the mean of its divisors is an integer number (7349480607).

Almost surely, 2^201102201312 is an apocalyptic number.

It is an amenable number.

201102201312 is an abundant number, since it is smaller than the sum of its proper divisors (328060402392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201102201312 is an equidigital number, since it uses as much as digits as its factorization.

201102201312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12052 (or 11611 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 201102201312 its reverse (213102201102), we get a palindrome (414204402414).

The spelling of 201102201312 in words is "two hundred one billion, one hundred two million, two hundred one thousand, three hundred twelve".