1200102330020 has 24 divisors (see below), whose sum is σ = 2749325338368. Its totient is φ = 436400847200.

The previous prime is 1200102330001. The next prime is 1200102330073. The reversal of 1200102330020 is 200332010021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1200102329977 and 1200102330004.

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, 2727505076 + ... + 2727505515.

It is an arithmetic number, because the mean of its divisors is an integer number (114555222432).

Almost surely, 2^{1200102330020} is an apocalyptic number.

1200102330020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200102330020 is an abundant number, since it is smaller than the sum of its proper divisors (1549223008348).

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

1200102330020 is a wasteful number, since it uses less digits than its factorization.

1200102330020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5455010611 (or 5455010609 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 1200102330020 its reverse (200332010021), we get a palindrome (1400434340041).

The spelling of 1200102330020 in words is "one trillion, two hundred billion, one hundred two million, three hundred thirty thousand, twenty".