1133231212300 has 72 divisors (see below), whose sum is σ = 2714988854592. Its totient is φ = 407119176000.

The previous prime is 1133231212273. The next prime is 1133231212303. The reversal of 1133231212300 is 32121323311.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1133231212303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6114786 + ... + 6297385.

It is an arithmetic number, because the mean of its divisors is an integer number (37708178536).

Almost surely, 2^{1133231212300} is an apocalyptic number.

1133231212300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133231212300 is an abundant number, since it is smaller than the sum of its proper divisors (1581757642292).

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

1133231212300 is a wasteful number, since it uses less digits than its factorization.

1133231212300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12412279 (or 12412272 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1133231212300 its reverse (32121323311), we get a palindrome (1165352535611).

The spelling of 1133231212300 in words is "one trillion, one hundred thirty-three billion, two hundred thirty-one million, two hundred twelve thousand, three hundred".