12011002331022 has 16 divisors (see below), whose sum is σ = 26691116291280. Its totient is φ = 4003667443656.

The previous prime is 12011002330963. The next prime is 12011002331033. The reversal of 12011002331022 is 22013320011021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12011002330986 and 12011002331004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111212984493 + ... + 111212984600.

It is an arithmetic number, because the mean of its divisors is an integer number (1668194768205).

Almost surely, 2^{12011002331022} is an apocalyptic number.

12011002331022 is an abundant number, since it is smaller than the sum of its proper divisors (14680113960258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12011002331022 is a wasteful number, since it uses less digits than its factorization.

12011002331022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222425969104 (or 222425969098 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12011002331022 its reverse (22013320011021), we get a palindrome (34024322342043).

The spelling of 12011002331022 in words is "twelve trillion, eleven billion, two million, three hundred thirty-one thousand, twenty-two".