42220150429 has 2 divisors, whose sum is σ = 42220150430. Its totient is φ = 42220150428.

The previous prime is 42220150417. The next prime is 42220150459. The reversal of 42220150429 is 92405102224.

42220150429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37790582404 + 4429568025 = 194398^2 + 66555^2 .

It is a cyclic number.

It is not a de Polignac number, because 42220150429 - 2¹⁷ = 42220019357 is a prime.

It is a super-4 number, since 4×42220150429⁴ (a number of 44 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 42220150429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42220150459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21110075214 + 21110075215.

It is an arithmetic number, because the mean of its divisors is an integer number (21110075215).

Almost surely, 2^42220150429 is an apocalyptic number.

It is an amenable number.

42220150429 is a deficient number, since it is larger than the sum of its proper divisors (1).

42220150429 is an equidigital number, since it uses as much as digits as its factorization.

42220150429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 42220150429 in words is "forty-two billion, two hundred twenty million, one hundred fifty thousand, four hundred twenty-nine".