12020103151144 has 48 divisors (see below), whose sum is σ = 24901193609460. Its totient is φ = 5435373926400.

The previous prime is 12020103151129. The next prime is 12020103151159. The reversal of 12020103151144 is 44115130102021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12020103151129) and next prime (12020103151159).

It can be written as a sum of positive squares in 2 ways, for example, as 11849856139044 + 170247012100 = 3442362^2 + 412610^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31982767 + ... + 32356414.

Almost surely, 2^{12020103151144} is an apocalyptic number.

It is an amenable number.

12020103151144 is an abundant number, since it is smaller than the sum of its proper divisors (12881090458316).

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

12020103151144 is a wasteful number, since it uses less digits than its factorization.

12020103151144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64339402 (or 64339387 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 12020103151144 its reverse (44115130102021), we get a palindrome (56135233253165).

The spelling of 12020103151144 in words is "twelve trillion, twenty billion, one hundred three million, one hundred fifty-one thousand, one hundred forty-four".