1040202123229 has 2 divisors, whose sum is σ = 1040202123230. Its totient is φ = 1040202123228.

The previous prime is 1040202123137. The next prime is 1040202123253. The reversal of 1040202123229 is 9223212020401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1032245840025 + 7956283204 = 1015995^2 + 89198^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040202123229 - 2¹⁹ = 1040201598941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1040202123197 and 1040202123206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040202123329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520101061614 + 520101061615.

It is an arithmetic number, because the mean of its divisors is an integer number (520101061615).

Almost surely, 2^{1040202123229} is an apocalyptic number.

It is an amenable number.

1040202123229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040202123229 is an equidigital number, since it uses as much as digits as its factorization.

1040202123229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 1040202123229 in words is "one trillion, forty billion, two hundred two million, one hundred twenty-three thousand, two hundred twenty-nine".