1233330340440 has 128 divisors (see below), whose sum is σ = 4211847590400. Its totient is φ = 285989637120.

The previous prime is 1233330340427. The next prime is 1233330340453. The reversal of 1233330340440 is 440430333321.

It is an interprime number because it is at equal distance from previous prime (1233330340427) and next prime (1233330340453).

It is a super-2 number, since 2×1233330340440² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1233330340398 and 1233330340407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20281405 + ... + 20342124.

It is an arithmetic number, because the mean of its divisors is an integer number (32905059300).

Almost surely, 2^{1233330340440} is an apocalyptic number.

1233330340440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1233330340440 is an abundant number, since it is smaller than the sum of its proper divisors (2978517249960).

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

1233330340440 is a wasteful number, since it uses less digits than its factorization.

1233330340440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40623577 (or 40623573 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 1233330340440 its reverse (440430333321), we get a palindrome (1673760673761).

The spelling of 1233330340440 in words is "one trillion, two hundred thirty-three billion, three hundred thirty million, three hundred forty thousand, four hundred forty".