12002201111020 has 48 divisors (see below), whose sum is σ = 26691633204768. Its totient is φ = 4517733104640.

The previous prime is 12002201111009. The next prime is 12002201111027. The reversal of 12002201111020 is 2011110220021.

It is not an unprimeable number, because it can be changed into a prime (12002201111027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 826827 + ... + 4968706.

It is an arithmetic number, because the mean of its divisors is an integer number (556075691766).

Almost surely, 2^{12002201111020} is an apocalyptic number.

12002201111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002201111020 is an abundant number, since it is smaller than the sum of its proper divisors (14689432093748).

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

12002201111020 is a wasteful number, since it uses less digits than its factorization.

12002201111020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5801650 (or 5801648 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12002201111020 its reverse (2011110220021), we get a palindrome (14013311331041).

The spelling of 12002201111020 in words is "twelve trillion, two billion, two hundred one million, one hundred eleven thousand, twenty".