1012120103331 has 16 divisors (see below), whose sum is σ = 1500151632000. Its totient is φ = 674425236744.

The previous prime is 1012120103327. The next prime is 1012120103369. The reversal of 1012120103331 is 1333010212101.

1012120103331 is a `hidden beast` number, since 10 + 121 + 201 + 0 + 3 + 331 = 666.

It is not a de Polignac number, because 1012120103331 - 2² = 1012120103327 is a prime.

It is a super-3 number, since 3×1012120103331³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1012120103311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8872801 + ... + 8986146.

It is an arithmetic number, because the mean of its divisors is an integer number (93759477000).

Almost surely, 2^{1012120103331} is an apocalyptic number.

1012120103331 is a deficient number, since it is larger than the sum of its proper divisors (488031528669).

1012120103331 is a wasteful number, since it uses less digits than its factorization.

1012120103331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17861055 (or 17861049 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1012120103331 its reverse (1333010212101), we get a palindrome (2345130315432).

The spelling of 1012120103331 in words is "one trillion, twelve billion, one hundred twenty million, one hundred three thousand, three hundred thirty-one".