1333220001020 has 24 divisors (see below), whose sum is σ = 2801614985568. Its totient is φ = 532935051200.

The previous prime is 1333220001013. The next prime is 1333220001049. The reversal of 1333220001020 is 201000223331.

It is a super-2 number, since 2×1333220001020² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1333220001020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22028351 + ... + 22088790.

It is an arithmetic number, because the mean of its divisors is an integer number (116733957732).

Almost surely, 2^{1333220001020} is an apocalyptic number.

1333220001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1333220001020 is an abundant number, since it is smaller than the sum of its proper divisors (1468394984548).

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

1333220001020 is a wasteful number, since it uses less digits than its factorization.

1333220001020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44118661 (or 44118659 counting only the distinct ones).

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

Adding to 1333220001020 its reverse (201000223331), we get a palindrome (1534220224351).

The spelling of 1333220001020 in words is "one trillion, three hundred thirty-three billion, two hundred twenty million, one thousand, twenty".