1201433330400 has 72 divisors (see below), whose sum is σ = 3910665498264. Its totient is φ = 320382220800.

The previous prime is 1201433330393. The next prime is 1201433330443. The reversal of 1201433330400 is 40333341021.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250296211 + ... + 250301010.

It is an arithmetic number, because the mean of its divisors is an integer number (54314798587).

Almost surely, 2^{1201433330400} is an apocalyptic number.

1201433330400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201433330400 is an abundant number, since it is smaller than the sum of its proper divisors (2709232167864).

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

1201433330400 is a wasteful number, since it uses less digits than its factorization.

1201433330400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500597244 (or 500597231 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 1201433330400 its reverse (40333341021), we get a palindrome (1241766671421).

It can be divided in two parts, 120143 and 3330400, that added together give a palindrome (3450543).

The spelling of 1201433330400 in words is "one trillion, two hundred one billion, four hundred thirty-three million, three hundred thirty thousand, four hundred".