2220100131229 has 2 divisors, whose sum is σ = 2220100131230. Its totient is φ = 2220100131228.

The previous prime is 2220100131149. The next prime is 2220100131233. The reversal of 2220100131229 is 9221310010222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2055203225604 + 164896905625 = 1433598^2 + 406075^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220100131229 - 2³⁷ = 2082661177757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2220100138229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110050065614 + 1110050065615.

It is an arithmetic number, because the mean of its divisors is an integer number (1110050065615).

Almost surely, 2^{2220100131229} is an apocalyptic number.

It is an amenable number.

2220100131229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220100131229 is an equidigital number, since it uses as much as digits as its factorization.

2220100131229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 2220100131229 in words is "two trillion, two hundred twenty billion, one hundred million, one hundred thirty-one thousand, two hundred twenty-nine".