1200122010200 has 24 divisors (see below), whose sum is σ = 2790283674180. Its totient is φ = 480048804000.

The previous prime is 1200122010097. The next prime is 1200122010233. The reversal of 1200122010200 is 20102210021.

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 5 ways as a sum of consecutive naturals, for example, 3000304826 + ... + 3000305225.

Almost surely, 2^{1200122010200} is an apocalyptic number.

1200122010200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200122010200 is an abundant number, since it is smaller than the sum of its proper divisors (1590161663980).

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

1200122010200 is a wasteful number, since it uses less digits than its factorization.

1200122010200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6000610067 (or 6000610058 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1200122010200 its reverse (20102210021), we get a palindrome (1220224220221).

The spelling of 1200122010200 in words is "one trillion, two hundred billion, one hundred twenty-two million, ten thousand, two hundred".