1200312320102 has 12 divisors (see below), whose sum is σ = 2094422517900. Its totient is φ = 514419565716.

The previous prime is 1200312319961. The next prime is 1200312320143. The reversal of 1200312320102 is 2010232130021.

It is a super-2 number, since 2×1200312320102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6124042352 + ... + 6124042547.

It is an arithmetic number, because the mean of its divisors is an integer number (174535209825).

Almost surely, 2^{1200312320102} is an apocalyptic number.

1200312320102 is a deficient number, since it is larger than the sum of its proper divisors (894110197798).

1200312320102 is a wasteful number, since it uses less digits than its factorization.

1200312320102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12248084915 (or 12248084908 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1200312320102 its reverse (2010232130021), we get a palindrome (3210544450123).

The spelling of 1200312320102 in words is "one trillion, two hundred billion, three hundred twelve million, three hundred twenty thousand, one hundred two".