200120100001222 has 16 divisors (see below), whose sum is σ = 302849227931760. Its totient is φ = 99170431137792.

The previous prime is 200120100001193. The next prime is 200120100001291. The reversal of 200120100001222 is 222100001021002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13004763 + ... + 23861350.

It is an arithmetic number, because the mean of its divisors is an integer number (18928076745735).

Almost surely, 2^{200120100001222} is an apocalyptic number.

200120100001222 is a deficient number, since it is larger than the sum of its proper divisors (102729127930538).

200120100001222 is a wasteful number, since it uses less digits than its factorization.

200120100001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36890247.

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

Adding to 200120100001222 its reverse (222100001021002), we get a palindrome (422220101022224).

The spelling of 200120100001222 in words is "two hundred trillion, one hundred twenty billion, one hundred million, one thousand, two hundred twenty-two".