402040022222 has 16 divisors (see below), whose sum is σ = 615924267840. Its totient is φ = 196732393728.

The previous prime is 402040022213. The next prime is 402040022273. The reversal of 402040022222 is 222220040204.

It is a junction number, because it is equal to n+sod(n) for n = 402040022194 and 402040022203.

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, 1809698 + ... + 2019674.

It is an arithmetic number, because the mean of its divisors is an integer number (38495266740).

Almost surely, 2^402040022222 is an apocalyptic number.

402040022222 is a deficient number, since it is larger than the sum of its proper divisors (213884245618).

402040022222 is a wasteful number, since it uses less digits than its factorization.

402040022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230395.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 402040022222 its reverse (222220040204), we get a palindrome (624260062426).

The spelling of 402040022222 in words is "four hundred two billion, forty million, twenty-two thousand, two hundred twenty-two".