12001112212210 has 64 divisors (see below), whose sum is σ = 23625973831680. Its totient is φ = 4352911980480.

The previous prime is 12001112212189. The next prime is 12001112212303. The reversal of 12001112212210 is 1221221110021.

12001112212210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91004101 + ... + 91135879.

It is an arithmetic number, because the mean of its divisors is an integer number (369155841120).

Almost surely, 2^{12001112212210} is an apocalyptic number.

12001112212210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12001112212210 is a deficient number, since it is larger than the sum of its proper divisors (11624861619470).

12001112212210 is a wasteful number, since it uses less digits than its factorization.

12001112212210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133903.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12001112212210 its reverse (1221221110021), we get a palindrome (13222333322231).

The spelling of 12001112212210 in words is "twelve trillion, one billion, one hundred twelve million, two hundred twelve thousand, two hundred ten".