1202122020013 has 2 divisors, whose sum is σ = 1202122020014. Its totient is φ = 1202122020012.

The previous prime is 1202122019933. The next prime is 1202122020037. The reversal of 1202122020013 is 3100202212021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1192468368004 + 9653652009 = 1092002^2 + 98253^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1202122020013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202122020053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601061010006 + 601061010007.

It is an arithmetic number, because the mean of its divisors is an integer number (601061010007).

Almost surely, 2^{1202122020013} is an apocalyptic number.

It is an amenable number.

1202122020013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202122020013 is an equidigital number, since it uses as much as digits as its factorization.

1202122020013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1202122020013 its reverse (3100202212021), we get a palindrome (4302324232034).

The spelling of 1202122020013 in words is "one trillion, two hundred two billion, one hundred twenty-two million, twenty thousand, thirteen".