2011124023145 has 8 divisors (see below), whose sum is σ = 2413403181000. Its totient is φ = 1608862983040.

The previous prime is 2011124023121. The next prime is 2011124023171. The reversal of 2011124023145 is 5413204211102.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1205964170896 + 805159852249 = 1098164^2 + 897307^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2011124023145 - 2⁸ = 2011124022889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4284020 + ... + 4730229.

It is an arithmetic number, because the mean of its divisors is an integer number (301675397625).

Almost surely, 2^{2011124023145} is an apocalyptic number.

It is an amenable number.

2011124023145 is a deficient number, since it is larger than the sum of its proper divisors (402279157855).

2011124023145 is an equidigital number, since it uses as much as digits as its factorization.

2011124023145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9058875.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 2011124023145 its reverse (5413204211102), we get a palindrome (7424328234247).

The spelling of 2011124023145 in words is "two trillion, eleven billion, one hundred twenty-four million, twenty-three thousand, one hundred forty-five".