10212220211232 has 144 divisors (see below), whose sum is σ = 29030534809920. Its totient is φ = 3141923705856.

The previous prime is 10212220211231. The next prime is 10212220211273. The reversal of 10212220211232 is 23211202221201.

It is a junction number, because it is equal to n+sod(n) for n = 10212220211199 and 10212220211208.

It is not an unprimeable number, because it can be changed into a prime (10212220211231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222034894 + ... + 222080882.

It is an arithmetic number, because the mean of its divisors is an integer number (201600936180).

Almost surely, 2^{10212220211232} is an apocalyptic number.

10212220211232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10212220211232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14515267404960).

10212220211232 is an abundant number, since it is smaller than the sum of its proper divisors (18818314598688).

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

10212220211232 is a wasteful number, since it uses less digits than its factorization.

10212220211232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59715 (or 59694 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 10212220211232 its reverse (23211202221201), we get a palindrome (33423422432433).

The spelling of 10212220211232 in words is "ten trillion, two hundred twelve billion, two hundred twenty million, two hundred eleven thousand, two hundred thirty-two".