220020120100012 has 6 divisors (see below), whose sum is σ = 385035210175028. Its totient is φ = 110010060050004.

The previous prime is 220020120099971. The next prime is 220020120100013. The reversal of 220020120100012 is 210001021020022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 220020120099965 and 220020120100001.

It is not an unprimeable number, because it can be changed into a prime (220020120100013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27502515012498 + ... + 27502515012505.

Almost surely, 2^{220020120100012} is an apocalyptic number.

It is an amenable number.

220020120100012 is a deficient number, since it is larger than the sum of its proper divisors (165015090075016).

220020120100012 is a wasteful number, since it uses less digits than its factorization.

220020120100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55005030025007 (or 55005030025005 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220020120100012 its reverse (210001021020022), we get a palindrome (430021141120034).

The spelling of 220020120100012 in words is "two hundred twenty trillion, twenty billion, one hundred twenty million, one hundred thousand, twelve".