1012550030442 has 12 divisors (see below), whose sum is σ = 2193858399330. Its totient is φ = 337516676808.

The previous prime is 1012550030419. The next prime is 1012550030467. The reversal of 1012550030442 is 2440300552101.

1012550030442 is a `hidden beast` number, since 1 + 0 + 125 + 500 + 30 + 4 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 942842942001 + 69707088441 = 971001^2 + 264021^2 .

It is a super-3 number, since 3×1012550030442³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28126389717 + ... + 28126389752.

Almost surely, 2^{1012550030442} is an apocalyptic number.

1012550030442 is an abundant number, since it is smaller than the sum of its proper divisors (1181308368888).

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

1012550030442 is a wasteful number, since it uses less digits than its factorization.

1012550030442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56252779477 (or 56252779474 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 1012550030442 its reverse (2440300552101), we get a palindrome (3452850582543).

The spelling of 1012550030442 in words is "one trillion, twelve billion, five hundred fifty million, thirty thousand, four hundred forty-two".