22140403819 has 32 divisors (see below), whose sum is σ = 23849023104. Its totient is φ = 20508364800.

The previous prime is 22140403811. The next prime is 22140403843. The reversal of 22140403819 is 91830404122.

It is a cyclic number.

It is not a de Polignac number, because 22140403819 - 2³ = 22140403811 is a prime.

It is a super-2 number, since 2×22140403819² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22140403811) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23231847 + ... + 23232799.

It is an arithmetic number, because the mean of its divisors is an integer number (745281972).

Almost surely, 2^22140403819 is an apocalyptic number.

22140403819 is a deficient number, since it is larger than the sum of its proper divisors (1708619285).

22140403819 is a wasteful number, since it uses less digits than its factorization.

22140403819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1287.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 22140403819 in words is "twenty-two billion, one hundred forty million, four hundred three thousand, eight hundred nineteen".