20012030312102 has 8 divisors (see below), whose sum is σ = 30019196412696. Its totient is φ = 10005631507872.

The previous prime is 20012030312077. The next prime is 20012030312161. The reversal of 20012030312102 is 20121303021002.

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

It is a super-3 number, since 3×20012030312102³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191758883 + ... + 191863214.

It is an arithmetic number, because the mean of its divisors is an integer number (3752399551587).

Almost surely, 2^{20012030312102} is an apocalyptic number.

20012030312102 is a deficient number, since it is larger than the sum of its proper divisors (10007166100594).

20012030312102 is a wasteful number, since it uses less digits than its factorization.

20012030312102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383648182.

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

Adding to 20012030312102 its reverse (20121303021002), we get a palindrome (40133333333104).

The spelling of 20012030312102 in words is "twenty trillion, twelve billion, thirty million, three hundred twelve thousand, one hundred two".