42021782222 has 16 divisors (see below), whose sum is σ = 74361126912. Its totient is φ = 17428388760.

The previous prime is 42021782219. The next prime is 42021782249. The reversal of 42021782222 is 22228712024.

It is a super-2 number, since 2×42021782222² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48411758 + ... + 48412625.

It is an arithmetic number, because the mean of its divisors is an integer number (4647570432).

Almost surely, 2^42021782222 is an apocalyptic number.

42021782222 is a deficient number, since it is larger than the sum of its proper divisors (32339344690).

42021782222 is a wasteful number, since it uses less digits than its factorization.

42021782222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96824423.

The product of its (nonzero) digits is 14336, while the sum is 32.

The spelling of 42021782222 in words is "forty-two billion, twenty-one million, seven hundred eighty-two thousand, two hundred twenty-two".