1200023120102 has 16 divisors (see below), whose sum is σ = 1801572959232. Its totient is φ = 599498894280.

The previous prime is 1200023120089. The next prime is 1200023120119. The reversal of 1200023120102 is 2010213200021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38581577 + ... + 38612667.

It is an arithmetic number, because the mean of its divisors is an integer number (112598309952).

Almost surely, 2^{1200023120102} is an apocalyptic number.

1200023120102 is a deficient number, since it is larger than the sum of its proper divisors (601549839130).

1200023120102 is a wasteful number, since it uses less digits than its factorization.

1200023120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46963.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1200023120102 its reverse (2010213200021), we get a palindrome (3210236320123).

The spelling of 1200023120102 in words is "one trillion, two hundred billion, twenty-three million, one hundred twenty thousand, one hundred two".