1200001600002 has 16 divisors (see below), whose sum is σ = 2406172878720. Its totient is φ = 398972253552.

The previous prime is 1200001599989. The next prime is 1200001600073. The reversal of 1200001600002 is 2000061000021.

It is a super-4 number, since 4×1200001600002⁴ (a number of 49 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257067418 + ... + 257072085.

It is an arithmetic number, because the mean of its divisors is an integer number (150385804920).

Almost surely, 2^{1200001600002} is an apocalyptic number.

1200001600002 is an abundant number, since it is smaller than the sum of its proper divisors (1206171278718).

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

1200001600002 is a wasteful number, since it uses less digits than its factorization.

1200001600002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514139897.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1200001600002 its reverse (2000061000021), we get a palindrome (3200062600023).

The spelling of 1200001600002 in words is "one trillion, two hundred billion, one million, six hundred thousand, two".