20130222043 has 2 divisors, whose sum is σ = 20130222044. Its totient is φ = 20130222042.

The previous prime is 20130222037. The next prime is 20130222061. The reversal of 20130222043 is 34022203102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20130222043 - 2¹⁷ = 20130090971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20130222043.

It is not a weakly prime, because it can be changed into another prime (20230222043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10065111021 + 10065111022.

It is an arithmetic number, because the mean of its divisors is an integer number (10065111022).

Almost surely, 2^20130222043 is an apocalyptic number.

20130222043 is a deficient number, since it is larger than the sum of its proper divisors (1).

20130222043 is an equidigital number, since it uses as much as digits as its factorization.

20130222043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20130222043 its reverse (34022203102), we get a palindrome (54152425145).

The spelling of 20130222043 in words is "twenty billion, one hundred thirty million, two hundred twenty-two thousand, forty-three".