1202002312000 has 224 divisors, whose sum is σ = 3410557502976. Its totient is φ = 411079680000.

The previous prime is 1202002311941. The next prime is 1202002312009. The reversal of 1202002312000 is 2132002021.

It is a tau number, because it is divible by the number of its divisors (224).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202002312009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22429237 + ... + 22482763.

Almost surely, 2^{1202002312000} is an apocalyptic number.

1202002312000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1202002312000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1705278751488).

1202002312000 is an abundant number, since it is smaller than the sum of its proper divisors (2208555190976).

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

1202002312000 is an equidigital number, since it uses as much as digits as its factorization.

1202002312000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53962 (or 53942 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 1202002312000 its reverse (2132002021), we get a palindrome (1204134314021).

The spelling of 1202002312000 in words is "one trillion, two hundred two billion, two million, three hundred twelve thousand".