220211232029 has 2 divisors, whose sum is σ = 220211232030. Its totient is φ = 220211232028.

The previous prime is 220211232023. The next prime is 220211232037. The reversal of 220211232029 is 920232112022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143166127129 + 77045104900 = 378373^2 + 277570^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220211232029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220211231989 and 220211232007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220211232023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110105616014 + 110105616015.

It is an arithmetic number, because the mean of its divisors is an integer number (110105616015).

Almost surely, 2^220211232029 is an apocalyptic number.

It is an amenable number.

220211232029 is a deficient number, since it is larger than the sum of its proper divisors (1).

220211232029 is an equidigital number, since it uses as much as digits as its factorization.

220211232029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 220211232029 in words is "two hundred twenty billion, two hundred eleven million, two hundred thirty-two thousand, twenty-nine".