21030011202322 has 4 divisors (see below), whose sum is σ = 31545016803486. Its totient is φ = 10515005601160.

The previous prime is 21030011202259. The next prime is 21030011202337. The reversal of 21030011202322 is 22320211003012.

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., 19478090733201 + 1551920469121 = 4413399^2 + 1245761^2 .

It is a super-2 number, since 2×21030011202322² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21030011202322.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5257502800579 + ... + 5257502800582.

Almost surely, 2^{21030011202322} is an apocalyptic number.

21030011202322 is a deficient number, since it is larger than the sum of its proper divisors (10515005601164).

21030011202322 is a wasteful number, since it uses less digits than its factorization.

21030011202322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10515005601163.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 21030011202322 its reverse (22320211003012), we get a palindrome (43350222205334).

The spelling of 21030011202322 in words is "twenty-one trillion, thirty billion, eleven million, two hundred two thousand, three hundred twenty-two".