1200343120002 has 96 divisors (see below), whose sum is σ = 2889401668608. Its totient is φ = 357742251648.

The previous prime is 1200343119973. The next prime is 1200343120013. The reversal of 1200343120002 is 2000213430021.

1200343120002 is a `hidden beast` number, since 1 + 200 + 343 + 120 + 0 + 0 + 2 = 666.

It is a super-2 number, since 2×1200343120002² (a number of 25 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1619883 + ... + 2241585.

It is an arithmetic number, because the mean of its divisors is an integer number (30097934048).

Almost surely, 2^{1200343120002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1200343120002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1444700834304).

1200343120002 is an abundant number, since it is smaller than the sum of its proper divisors (1689058548606).

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

1200343120002 is a wasteful number, since it uses less digits than its factorization.

1200343120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621984 (or 621981 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1200343120002 its reverse (2000213430021), we get a palindrome (3200556550023).

The spelling of 1200343120002 in words is "one trillion, two hundred billion, three hundred forty-three million, one hundred twenty thousand, two".