1011200120002 has 8 divisors (see below), whose sum is σ = 1516844250000. Its totient is φ = 505585370004.

The previous prime is 1011200119999. The next prime is 1011200120009. The reversal of 1011200120002 is 2000210021101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1011200120009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7258752 + ... + 7396747.

It is an arithmetic number, because the mean of its divisors is an integer number (189605531250).

Almost surely, 2^{1011200120002} is an apocalyptic number.

1011200120002 is a deficient number, since it is larger than the sum of its proper divisors (505644129998).

1011200120002 is a wasteful number, since it uses less digits than its factorization.

1011200120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14690000.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1011200120002 its reverse (2000210021101), we get a palindrome (3011410141103).

The spelling of 1011200120002 in words is "one trillion, eleven billion, two hundred million, one hundred twenty thousand, two".