30722535143 has 2 divisors, whose sum is σ = 30722535144. Its totient is φ = 30722535142.

The previous prime is 30722535113. The next prime is 30722535157. The reversal of 30722535143 is 34153522703.

It is a strong prime.

It is an emirp because it is prime and its reverse (34153522703) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30722535143 is a prime.

It is a super-2 number, since 2×30722535143² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30722535113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15361267571 + 15361267572.

It is an arithmetic number, because the mean of its divisors is an integer number (15361267572).

Almost surely, 2^30722535143 is an apocalyptic number.

30722535143 is a deficient number, since it is larger than the sum of its proper divisors (1).

30722535143 is an equidigital number, since it uses as much as digits as its factorization.

30722535143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 35.

The spelling of 30722535143 in words is "thirty billion, seven hundred twenty-two million, five hundred thirty-five thousand, one hundred forty-three".