1332221131220 has 48 divisors (see below), whose sum is σ = 3228372795648. Its totient is φ = 452326947840.

The previous prime is 1332221131211. The next prime is 1332221131223. The reversal of 1332221131220 is 221311222331.

It is a super-3 number, since 3×1332221131220³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332221131223) 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, 46179101 + ... + 46207940.

It is an arithmetic number, because the mean of its divisors is an integer number (67257766576).

Almost surely, 2^{1332221131220} is an apocalyptic number.

1332221131220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1332221131220 is an abundant number, since it is smaller than the sum of its proper divisors (1896151664428).

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

1332221131220 is a wasteful number, since it uses less digits than its factorization.

1332221131220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92387160 (or 92387158 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1332221131220 its reverse (221311222331), we get a palindrome (1553532353551).

The spelling of 1332221131220 in words is "one trillion, three hundred thirty-two billion, two hundred twenty-one million, one hundred thirty-one thousand, two hundred twenty".