1012022113213 has 2 divisors, whose sum is σ = 1012022113214. Its totient is φ = 1012022113212.

The previous prime is 1012022113211. The next prime is 1012022113217. The reversal of 1012022113213 is 3123112202101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 983702945124 + 28319168089 = 991818^2 + 168283^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012022113213 - 2¹ = 1012022113211 is a prime.

Together with 1012022113211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012022113211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506011056606 + 506011056607.

It is an arithmetic number, because the mean of its divisors is an integer number (506011056607).

Almost surely, 2^{1012022113213} is an apocalyptic number.

It is an amenable number.

1012022113213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012022113213 is an equidigital number, since it uses as much as digits as its factorization.

1012022113213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1012022113213 its reverse (3123112202101), we get a palindrome (4135134315314).

The spelling of 1012022113213 in words is "one trillion, twelve billion, twenty-two million, one hundred thirteen thousand, two hundred thirteen".