1222310120013 has 12 divisors (see below), whose sum is σ = 1813276875228. Its totient is φ = 792849807360.

The previous prime is 1222310120011. The next prime is 1222310120051. The reversal of 1222310120013 is 3100210132221.

1222310120013 is a `hidden beast` number, since 1 + 222 + 310 + 120 + 0 + 13 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 940304514249 + 282005605764 = 969693^2 + 531042^2 .

It is not a de Polignac number, because 1222310120013 - 2¹ = 1222310120011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222310120011) 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, 1835300148 + ... + 1835300813.

It is an arithmetic number, because the mean of its divisors is an integer number (151106406269).

Almost surely, 2^{1222310120013} is an apocalyptic number.

It is an amenable number.

1222310120013 is a deficient number, since it is larger than the sum of its proper divisors (590966755215).

1222310120013 is a wasteful number, since it uses less digits than its factorization.

1222310120013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3670601004 (or 3670601001 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1222310120013 its reverse (3100210132221), we get a palindrome (4322520252234).

The spelling of 1222310120013 in words is "one trillion, two hundred twenty-two billion, three hundred ten million, one hundred twenty thousand, thirteen".