22011321002 has 16 divisors (see below), whose sum is σ = 36054906624. Its totient is φ = 9995040000.

The previous prime is 22011320999. The next prime is 22011321019. The reversal of 22011321002 is 20012311022.

It is a happy number.

It is a super-3 number, since 3×22011321002³ (a number of 32 digits) contains 333 as substring.

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, 482999 + ... + 526602.

It is an arithmetic number, because the mean of its divisors is an integer number (2253431664).

Almost surely, 2^22011321002 is an apocalyptic number.

22011321002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22011321002 is a deficient number, since it is larger than the sum of its proper divisors (14043585622).

22011321002 is a wasteful number, since it uses less digits than its factorization.

22011321002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010605.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 22011321002 its reverse (20012311022), we get a palindrome (42023632024).

The spelling of 22011321002 in words is "twenty-two billion, eleven million, three hundred twenty-one thousand, two".