21202330112422 has 32 divisors (see below), whose sum is σ = 34502827080960. Its totient is φ = 9732176133120.

The previous prime is 21202330112393. The next prime is 21202330112423. The reversal of 21202330112422 is 22421103320212.

It is a super-2 number, since 2×21202330112422² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21202330112423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5087883 + ... + 8263849.

It is an arithmetic number, because the mean of its divisors is an integer number (1078213346280).

Almost surely, 2^{21202330112422} is an apocalyptic number.

21202330112422 is a deficient number, since it is larger than the sum of its proper divisors (13300496968538).

21202330112422 is a wasteful number, since it uses less digits than its factorization.

21202330112422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3180816.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 21202330112422 its reverse (22421103320212), we get a palindrome (43623433432634).

The spelling of 21202330112422 in words is "twenty-one trillion, two hundred two billion, three hundred thirty million, one hundred twelve thousand, four hundred twenty-two".