12010011231000 has 128 divisors (see below), whose sum is σ = 37487263469760. Its totient is φ = 3201299712000.

The previous prime is 12010011230983. The next prime is 12010011231017. The reversal of 12010011231000 is 13211001021.

It is an interprime number because it is at equal distance from previous prime (12010011230983) and next prime (12010011231017).

It is a super-2 number, since 2×12010011231000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

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, 6167952 + ... + 7878048.

Almost surely, 2^{12010011231000} is an apocalyptic number.

12010011231000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12010011231000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18743631734880).

12010011231000 is an abundant number, since it is smaller than the sum of its proper divisors (25477252238760).

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

12010011231000 is a wasteful number, since it uses less digits than its factorization.

12010011231000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712462 (or 1712448 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 12010011231000 its reverse (13211001021), we get a palindrome (12023222232021).

The spelling of 12010011231000 in words is "twelve trillion, ten billion, eleven million, two hundred thirty-one thousand".