22313322002 has 4 divisors (see below), whose sum is σ = 33469983006. Its totient is φ = 11156661000.

The previous prime is 22313321983. The next prime is 22313322029. The reversal of 22313322002 is 20022331322.

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., 17630793961 + 4682528041 = 132781^2 + 68429^2 .

It is a super-3 number, since 3×22313322002³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5578330499 + ... + 5578330502.

Almost surely, 2^22313322002 is an apocalyptic number.

22313322002 is a deficient number, since it is larger than the sum of its proper divisors (11156661004).

22313322002 is a wasteful number, since it uses less digits than its factorization.

22313322002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11156661003.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22313322002 its reverse (20022331322), we get a palindrome (42335653324).

It can be divided in two parts, 2231 and 3322002, that added together give a palindrome (3324233).

The spelling of 22313322002 in words is "twenty-two billion, three hundred thirteen million, three hundred twenty-two thousand, two".