1332031003220 has 12 divisors (see below), whose sum is σ = 2797265106804. Its totient is φ = 532812401280.

The previous prime is 1332031003201. The next prime is 1332031003223. The reversal of 1332031003220 is 223001302331.

It can be written as a sum of positive squares in 2 ways, for example, as 475973048464 + 856057954756 = 689908^2 + 925234^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 66601550161 = 1332031003220 / (1 + 3 + 3 + 2 + 0 + 3 + 1 + 0 + 0 + 3 + 2 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 1332031003192 and 1332031003201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332031003223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33300775061 + ... + 33300775100.

It is an arithmetic number, because the mean of its divisors is an integer number (233105425567).

Almost surely, 2^{1332031003220} is an apocalyptic number.

1332031003220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1332031003220 is an abundant number, since it is smaller than the sum of its proper divisors (1465234103584).

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

1332031003220 is a wasteful number, since it uses less digits than its factorization.

1332031003220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66601550170 (or 66601550168 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 1332031003220 its reverse (223001302331), we get a palindrome (1555032305551).

The spelling of 1332031003220 in words is "one trillion, three hundred thirty-two billion, thirty-one million, three thousand, two hundred twenty".