402223223002 has 4 divisors (see below), whose sum is σ = 603334834506. Its totient is φ = 201111611500.

The previous prime is 402223222981. The next prime is 402223223041. The reversal of 402223223002 is 200322322204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 384401240001 + 17821983001 = 620001^2 + 133499^2 .

It is a super-2 number, since 2×402223223002² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100555805749 + ... + 100555805752.

Almost surely, 2^402223223002 is an apocalyptic number.

402223223002 is a deficient number, since it is larger than the sum of its proper divisors (201111611504).

402223223002 is a wasteful number, since it uses less digits than its factorization.

402223223002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201111611503.

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 402223223002 its reverse (200322322204), we get a palindrome (602545545206).

The spelling of 402223223002 in words is "four hundred two billion, two hundred twenty-three million, two hundred twenty-three thousand, two".