1201122000216 has 64 divisors (see below), whose sum is σ = 3365976175200. Its totient is φ = 396830859264.

The previous prime is 1201122000167. The next prime is 1201122000217. The reversal of 1201122000216 is 6120002211021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201122000217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24580681 + ... + 24629496.

Almost surely, 2^{1201122000216} is an apocalyptic number.

It is an amenable number.

1201122000216 is an abundant number, since it is smaller than the sum of its proper divisors (2164854174984).

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

1201122000216 is a wasteful number, since it uses less digits than its factorization.

1201122000216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49210305 (or 49210295 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1201122000216 its reverse (6120002211021), we get a palindrome (7321124211237).

The spelling of 1201122000216 in words is "one trillion, two hundred one billion, one hundred twenty-two million, two hundred sixteen", and thus it is an aban number.