1233331213020 has 48 divisors (see below), whose sum is σ = 3453376432128. Its totient is φ = 328883653440.

The previous prime is 1233331212989. The next prime is 1233331213061. The reversal of 1233331213020 is 203121333321.

It is a super-2 number, since 2×1233331213020² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7034625 + ... + 7207815.

It is an arithmetic number, because the mean of its divisors is an integer number (71945342336).

Almost surely, 2^{1233331213020} is an apocalyptic number.

1233331213020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1233331213020 is an abundant number, since it is smaller than the sum of its proper divisors (2220045219108).

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

1233331213020 is a wasteful number, since it uses less digits than its factorization.

1233331213020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291890 (or 291888 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1233331213020 its reverse (203121333321), we get a palindrome (1436452546341).

The spelling of 1233331213020 in words is "one trillion, two hundred thirty-three billion, three hundred thirty-one million, two hundred thirteen thousand, twenty".