12011404101210 has 24 divisors (see below), whose sum is σ = 31229650663380. Its totient is φ = 3203041093632.

The previous prime is 12011404101173. The next prime is 12011404101211. The reversal of 12011404101210 is 1210140411021.

12011404101210 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 1 + 40 + 410 + 1 + 210 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11091237783201 + 920166318009 = 3330351^2 + 959253^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12011404101211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66730022695 + ... + 66730022874.

Almost surely, 2^{12011404101210} is an apocalyptic number.

12011404101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12011404101210 is an abundant number, since it is smaller than the sum of its proper divisors (19218246562170).

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

12011404101210 is a wasteful number, since it uses less digits than its factorization.

12011404101210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133460045582 (or 133460045579 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 12011404101210 its reverse (1210140411021), we get a palindrome (13221544512231).

The spelling of 12011404101210 in words is "twelve trillion, eleven billion, four hundred four million, one hundred one thousand, two hundred ten".