1201110221213 has 16 divisors (see below), whose sum is σ = 1440293627136. Its totient is φ = 979320481920.

The previous prime is 1201110221177. The next prime is 1201110221257. The reversal of 1201110221213 is 3121220111021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1201110221213 - 2⁸ = 1201110220957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1201110221191 and 1201110221200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201110220213) 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, 20579456 + ... + 20637737.

It is an arithmetic number, because the mean of its divisors is an integer number (90018351696).

Almost surely, 2^{1201110221213} is an apocalyptic number.

It is an amenable number.

1201110221213 is a deficient number, since it is larger than the sum of its proper divisors (239183405923).

1201110221213 is a wasteful number, since it uses less digits than its factorization.

1201110221213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41217404.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1201110221213 its reverse (3121220111021), we get a palindrome (4322330332234).

The spelling of 1201110221213 in words is "one trillion, two hundred one billion, one hundred ten million, two hundred twenty-one thousand, two hundred thirteen".