12020045510102 has 32 divisors (see below), whose sum is σ = 20635338055680. Its totient is φ = 5144065708320.

The previous prime is 12020045510101. The next prime is 12020045510141. The reversal of 12020045510102 is 20101554002021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020045510101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35652323 + ... + 35987889.

It is an arithmetic number, because the mean of its divisors is an integer number (644854314240).

Almost surely, 2^{12020045510102} is an apocalyptic number.

12020045510102 is a deficient number, since it is larger than the sum of its proper divisors (8615292545578).

12020045510102 is a wasteful number, since it uses less digits than its factorization.

12020045510102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339236.

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 12020045510102 its reverse (20101554002021), we get a palindrome (32121599512123).

The spelling of 12020045510102 in words is "twelve trillion, twenty billion, forty-five million, five hundred ten thousand, one hundred two".