1203145240000 has 140 divisors (see below), whose sum is σ = 3254629378968. Its totient is φ = 437507200000.

The previous prime is 1203145239997. The next prime is 1203145240001. The reversal of 1203145240000 is 425413021.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203145240001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 927211 + ... + 1807210.

Almost surely, 2^{1203145240000} is an apocalyptic number.

1203145240000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1203145240000 is an abundant number, since it is smaller than the sum of its proper divisors (2051484138968).

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

1203145240000 is an equidigital number, since it uses as much as digits as its factorization.

1203145240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2734464 (or 2734439 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The spelling of 1203145240000 in words is "one trillion, two hundred three billion, one hundred forty-five million, two hundred forty thousand".