10120201222220 has 36 divisors (see below), whose sum is σ = 21714222699120. Its totient is φ = 3961951099488.

The previous prime is 10120201222217. The next prime is 10120201222223. The reversal of 10120201222220 is 2222210202101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10120201222217) and next prime (10120201222223).

It is not an unprimeable number, because it can be changed into a prime (10120201222223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114489560 + ... + 114577919.

Almost surely, 2^{10120201222220} is an apocalyptic number.

10120201222220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10120201222220 is an abundant number, since it is smaller than the sum of its proper divisors (11594021476900).

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

10120201222220 is a wasteful number, since it uses less digits than its factorization.

10120201222220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229067582 (or 229067533 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10120201222220 its reverse (2222210202101), we get a palindrome (12342411424321).

The spelling of 10120201222220 in words is "ten trillion, one hundred twenty billion, two hundred one million, two hundred twenty-two thousand, two hundred twenty".