222212200121030 has 32 divisors (see below), whose sum is σ = 467752990028544. Its totient is φ = 74415248411616.

The previous prime is 222212200120991. The next prime is 222212200121033. The reversal of 222212200121030 is 30121002212222.

It is a junction number, because it is equal to n+sod(n) for n = 222212200120993 and 222212200121011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222212200121033) 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, 36912322592 + ... + 36912328611.

It is an arithmetic number, because the mean of its divisors is an integer number (14617280938392).

Almost surely, 2^{222212200121030} is an apocalyptic number.

222212200121030 is an abundant number, since it is smaller than the sum of its proper divisors (245540789907514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222212200121030 is a wasteful number, since it uses less digits than its factorization.

222212200121030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73824651260.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 222212200121030 its reverse (30121002212222), we get a palindrome (252333202333252).

The spelling of 222212200121030 in words is "two hundred twenty-two trillion, two hundred twelve billion, two hundred million, one hundred twenty-one thousand, thirty".