40223111029 has 2 divisors, whose sum is σ = 40223111030. Its totient is φ = 40223111028.

The previous prime is 40223110969. The next prime is 40223111059. The reversal of 40223111029 is 92011132204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21755660004 + 18467451025 = 147498^2 + 135895^2 .

It is a cyclic number.

It is not a de Polignac number, because 40223111029 - 2⁷ = 40223110901 is a prime.

It is a super-2 number, since 2×40223111029² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40223110994 and 40223111012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40223111059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20111555514 + 20111555515.

It is an arithmetic number, because the mean of its divisors is an integer number (20111555515).

Almost surely, 2^40223111029 is an apocalyptic number.

It is an amenable number.

40223111029 is a deficient number, since it is larger than the sum of its proper divisors (1).

40223111029 is an equidigital number, since it uses as much as digits as its factorization.

40223111029 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 40223111029 in words is "forty billion, two hundred twenty-three million, one hundred eleven thousand, twenty-nine".