1200102121222 has 8 divisors (see below), whose sum is σ = 1894898086200. Its totient is φ = 568469425824.

The previous prime is 1200102121193. The next prime is 1200102121247. The reversal of 1200102121222 is 2221212010021.

It is a happy number.

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 = 1200102121196 and 1200102121205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15790817347 + ... + 15790817422.

It is an arithmetic number, because the mean of its divisors is an integer number (236862260775).

Almost surely, 2^{1200102121222} is an apocalyptic number.

1200102121222 is a deficient number, since it is larger than the sum of its proper divisors (694795964978).

1200102121222 is a wasteful number, since it uses less digits than its factorization.

1200102121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31581634790.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1200102121222 its reverse (2221212010021), we get a palindrome (3421314131243).

The spelling of 1200102121222 in words is "one trillion, two hundred billion, one hundred two million, one hundred twenty-one thousand, two hundred twenty-two".