1201344210000 has 1000 divisors, whose sum is σ = 4807430679744. Its totient is φ = 287089920000.

The previous prime is 1201344209987. The next prime is 1201344210043. The reversal of 1201344210000 is 124431021.

1201344210000 is a `hidden beast` number, since 120 + 1 + 3 + 442 + 100 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1000).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 199 ways as a sum of consecutive naturals, for example, 650429077 + ... + 650430923.

Almost surely, 2^{1201344210000} is an apocalyptic number.

1201344210000 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 1201344210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2403715339872).

1201344210000 is an abundant number, since it is smaller than the sum of its proper divisors (3606086469744).

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

1201344210000 is a wasteful number, since it uses less digits than its factorization.

1201344210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971 (or 1941 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1201344210000 its reverse (124431021), we get a palindrome (1201468641021).

It can be divided in two parts, 1201344 and 210000, that added together give a square (1411344 = 1188²).

The spelling of 1201344210000 in words is "one trillion, two hundred one billion, three hundred forty-four million, two hundred ten thousand".