220043031293 has 2 divisors, whose sum is σ = 220043031294. Its totient is φ = 220043031292.

The previous prime is 220043031289. The next prime is 220043031361. The reversal of 220043031293 is 392130340022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125561796409 + 94481234884 = 354347^2 + 307378^2 .

It is a cyclic number.

It is not a de Polignac number, because 220043031293 - 2² = 220043031289 is a prime.

It is a super-2 number, since 2×220043031293² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220043031203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110021515646 + 110021515647.

It is an arithmetic number, because the mean of its divisors is an integer number (110021515647).

Almost surely, 2^220043031293 is an apocalyptic number.

It is an amenable number.

220043031293 is a deficient number, since it is larger than the sum of its proper divisors (1).

220043031293 is an equidigital number, since it uses as much as digits as its factorization.

220043031293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The spelling of 220043031293 in words is "two hundred twenty billion, forty-three million, thirty-one thousand, two hundred ninety-three".