1200202110122 has 8 divisors (see below), whose sum is σ = 1800366634656. Its totient is φ = 600079898572.

The previous prime is 1200202110061. The next prime is 1200202110127. The reversal of 1200202110122 is 2210112020021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1200202110097 and 1200202110106.

It is not an unprimeable number, because it can be changed into a prime (1200202110127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10507238 + ... + 10620849.

It is an arithmetic number, because the mean of its divisors is an integer number (225045829332).

Almost surely, 2^{1200202110122} is an apocalyptic number.

1200202110122 is a deficient number, since it is larger than the sum of its proper divisors (600164524534).

1200202110122 is a wasteful number, since it uses less digits than its factorization.

1200202110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21156492.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1200202110122 its reverse (2210112020021), we get a palindrome (3410314130143).

The spelling of 1200202110122 in words is "one trillion, two hundred billion, two hundred two million, one hundred ten thousand, one hundred twenty-two".