12223111020032 has 160 divisors (see below), whose sum is σ = 27541508087808. Its totient is φ = 5369011200000.

The previous prime is 12223111019983. The next prime is 12223111020037. The reversal of 12223111020032 is 23002011132221.

It is a junction number, because it is equal to n+sod(n) for n = 12223111019986 and 12223111020013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12223111020037) 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, 122339057 + ... + 122438927.

Almost surely, 2^{12223111020032} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12223111020032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13770754043904).

12223111020032 is an abundant number, since it is smaller than the sum of its proper divisors (15318397067776).

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

12223111020032 is an equidigital number, since it uses as much as digits as its factorization.

12223111020032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100632 (or 100616 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12223111020032 its reverse (23002011132221), we get a palindrome (35225122152253).

The spelling of 12223111020032 in words is "twelve trillion, two hundred twenty-three billion, one hundred eleven million, twenty thousand, thirty-two".