12111002121022 has 8 divisors (see below), whose sum is σ = 20761717921776. Its totient is φ = 5190429480432.

The previous prime is 12111002120999. The next prime is 12111002121037. The reversal of 12111002121022 is 22012120011121.

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 = 12111002120987 and 12111002121005.

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, 432535790023 + ... + 432535790050.

It is an arithmetic number, because the mean of its divisors is an integer number (2595214740222).

Almost surely, 2^{12111002121022} is an apocalyptic number.

12111002121022 is a deficient number, since it is larger than the sum of its proper divisors (8650715800754).

12111002121022 is an equidigital number, since it uses as much as digits as its factorization.

12111002121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865071580082.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12111002121022 its reverse (22012120011121), we get a palindrome (34123122132143).

The spelling of 12111002121022 in words is "twelve trillion, one hundred eleven billion, two million, one hundred twenty-one thousand, twenty-two".