70011220213213 has 4 divisors (see below), whose sum is σ = 70011361688380. Its totient is φ = 70011078738048.

The previous prime is 70011220213117. The next prime is 70011220213219. The reversal of 70011220213213 is 31231202211007.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 28342878382809 + 41668341830404 = 5323803^2 + 6455102^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70011220213213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70011220213219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69992670 + ... + 70985887.

It is an arithmetic number, because the mean of its divisors is an integer number (17502840422095).

Almost surely, 2^{70011220213213} is an apocalyptic number.

It is an amenable number.

70011220213213 is a deficient number, since it is larger than the sum of its proper divisors (141475167).

70011220213213 is a wasteful number, since it uses less digits than its factorization.

70011220213213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141475166.

The product of its (nonzero) digits is 1008, while the sum is 25.

The spelling of 70011220213213 in words is "seventy trillion, eleven billion, two hundred twenty million, two hundred thirteen thousand, two hundred thirteen".