21433420119 has 16 divisors (see below), whose sum is σ = 29503668224. Its totient is φ = 13826181600.

The previous prime is 21433420097. The next prime is 21433420153. The reversal of 21433420119 is 91102433412.

It is not a de Polignac number, because 21433420119 - 2¹² = 21433416023 is a prime.

It is a super-2 number, since 2×21433420119² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21433420189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1265034 + ... + 1281864.

It is an arithmetic number, because the mean of its divisors is an integer number (1843979264).

Almost surely, 2^21433420119 is an apocalyptic number.

21433420119 is a deficient number, since it is larger than the sum of its proper divisors (8070248105).

21433420119 is a wasteful number, since it uses less digits than its factorization.

21433420119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30558.

The product of its (nonzero) digits is 5184, while the sum is 30.

The spelling of 21433420119 in words is "twenty-one billion, four hundred thirty-three million, four hundred twenty thousand, one hundred nineteen".