12020102010 has 96 divisors (see below), whose sum is σ = 36169136640. Its totient is φ = 2712662784.

The previous prime is 12020101999. The next prime is 12020102041. The reversal of 12020102010 is 1020102021.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 12020101983 and 12020102001.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 70987 + ... + 170526.

It is an arithmetic number, because the mean of its divisors is an integer number (376761840).

Almost surely, 2^12020102010 is an apocalyptic number.

12020102010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12020102010 is an abundant number, since it is smaller than the sum of its proper divisors (24149034630).

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

12020102010 is a wasteful number, since it uses less digits than its factorization.

12020102010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241612 (or 241609 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 12020102010 its reverse (1020102021), we get a palindrome (13040204031).

The spelling of 12020102010 in words is "twelve billion, twenty million, one hundred two thousand, ten".