1031012120052 has 30 divisors (see below), whose sum is σ = 2695269339378. Its totient is φ = 343670706576.

The previous prime is 1031012120003. The next prime is 1031012120053. The reversal of 1031012120052 is 2500212101301.

1031012120052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 795742497936 + 235269622116 = 892044^2 + 485046^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031012120053) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1591067763 + ... + 1591068410.

Almost surely, 2^{1031012120052} is an apocalyptic number.

1031012120052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1031012120052 is an abundant number, since it is smaller than the sum of its proper divisors (1664257219326).

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

1031012120052 is a wasteful number, since it uses less digits than its factorization.

1031012120052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3182136189 (or 3182136178 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 1031012120052 its reverse (2500212101301), we get a palindrome (3531224221353).

The spelling of 1031012120052 in words is "one trillion, thirty-one billion, twelve million, one hundred twenty thousand, fifty-two".