1333012220 has 48 divisors (see below), whose sum is σ = 2847047616. Its totient is φ = 524160000.

The previous prime is 1333012217. The next prime is 1333012249. The reversal of 1333012220 is 222103331.

1333012220 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 568250 + ... + 570590.

It is an arithmetic number, because the mean of its divisors is an integer number (59313492).

Almost surely, 2^1333012220 is an apocalyptic number.

1333012220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1333012220 is an abundant number, since it is smaller than the sum of its proper divisors (1514035396).

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

1333012220 is a wasteful number, since it uses less digits than its factorization.

1333012220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2822 (or 2820 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1333012220 is about 36510.4398768352. The cubic root of 1333012220 is about 1100.5540514653.

Adding to 1333012220 its reverse (222103331), we get a palindrome (1555115551).

The spelling of 1333012220 in words is "one billion, three hundred thirty-three million, twelve thousand, two hundred twenty".