2201102120212 has 12 divisors (see below), whose sum is σ = 3852283443316. Its totient is φ = 1100449707840.

The previous prime is 2201102120201. The next prime is 2201102120213. The reversal of 2201102120212 is 2120212011022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 381743565316 + 1819358554896 = 617854^2 + 1348836^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201102120213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25289193 + ... + 25376080.

Almost surely, 2^{2201102120212} is an apocalyptic number.

It is an amenable number.

2201102120212 is a deficient number, since it is larger than the sum of its proper divisors (1651181323104).

2201102120212 is a wasteful number, since it uses less digits than its factorization.

2201102120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50676138 (or 50676136 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2201102120212 its reverse (2120212011022), we get a palindrome (4321314131234).

The spelling of 2201102120212 in words is "two trillion, two hundred one billion, one hundred two million, one hundred twenty thousand, two hundred twelve".