22121300122030 has 32 divisors (see below), whose sum is σ = 39855036331008. Its totient is φ = 8840367571200.

The previous prime is 22121300121941. The next prime is 22121300122037. The reversal of 22121300122030 is 3022100312122.

It is a junction number, because it is equal to n+sod(n) for n = 22121300121989 and 22121300122007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121300122037) 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, 82044819 + ... + 82314001.

It is an arithmetic number, because the mean of its divisors is an integer number (1245469885344).

Almost surely, 2^{22121300122030} is an apocalyptic number.

22121300122030 is a deficient number, since it is larger than the sum of its proper divisors (17733736208978).

22121300122030 is a wasteful number, since it uses less digits than its factorization.

22121300122030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276732.

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

Adding to 22121300122030 its reverse (3022100312122), we get a palindrome (25143400434152).

The spelling of 22121300122030 in words is "twenty-two trillion, one hundred twenty-one billion, three hundred million, one hundred twenty-two thousand, thirty".