1200000012022 has 8 divisors (see below), whose sum is σ = 2057142877776. Its totient is φ = 514285719432.

The previous prime is 1200000011921. The next prime is 1200000012023. The reversal of 1200000012022 is 2202100000021.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200000012023) 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, 42857143273 + ... + 42857143300.

It is an arithmetic number, because the mean of its divisors is an integer number (257142859722).

Almost surely, 2^{1200000012022} is an apocalyptic number.

1200000012022 is a deficient number, since it is larger than the sum of its proper divisors (857142865754).

1200000012022 is an equidigital number, since it uses as much as digits as its factorization.

1200000012022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85714286582.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 1200000012022 its reverse (2202100000021), we get a palindrome (3402100012043).

The spelling of 1200000012022 in words is "one trillion, two hundred billion, twelve thousand, twenty-two".