12001002010 has 32 divisors (see below), whose sum is σ = 22130760960. Its totient is φ = 4683123648.

The previous prime is 12001001993. The next prime is 12001002019. The reversal of 12001002010 is 1020010021.

It is a junction number, because it is equal to n+sod(n) for n = 12001001984 and 12001002002.

It is not an unprimeable number, because it can be changed into a prime (12001002019) 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, 350431 + ... + 383149.

It is an arithmetic number, because the mean of its divisors is an integer number (691586280).

Almost surely, 2^12001002010 is an apocalyptic number.

12001002010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12001002010 is a deficient number, since it is larger than the sum of its proper divisors (10129758950).

12001002010 is a wasteful number, since it uses less digits than its factorization.

12001002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33622.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 12001002010 its reverse (1020010021), we get a palindrome (13021012031).

The spelling of 12001002010 in words is "twelve billion, one million, two thousand, ten".