1200011122022 has 8 divisors (see below), whose sum is σ = 1800021373776. Its totient is φ = 600003997432.

The previous prime is 1200011122021. The next prime is 1200011122049. The reversal of 1200011122022 is 2202211100021.

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 = 1200011121988 and 1200011122006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200011122021) 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, 908228 + ... + 1795800.

It is an arithmetic number, because the mean of its divisors is an integer number (225002671722).

Almost surely, 2^{1200011122022} is an apocalyptic number.

1200011122022 is a deficient number, since it is larger than the sum of its proper divisors (600010251754).

1200011122022 is an equidigital number, since it uses as much as digits as its factorization.

1200011122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563582.

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

Adding to 1200011122022 its reverse (2202211100021), we get a palindrome (3402222222043).

The spelling of 1200011122022 in words is "one trillion, two hundred billion, eleven million, one hundred twenty-two thousand, twenty-two".