10203044401242 has 288 divisors, whose sum is σ = 29673656812800. Its totient is φ = 2471360855040.

The previous prime is 10203044401229. The next prime is 10203044401279. The reversal of 10203044401242 is 24210444030201.

10203044401242 is a `hidden beast` number, since 1 + 0 + 203 + 0 + 4 + 440 + 12 + 4 + 2 = 666.

It is a super-2 number, since 2×10203044401242² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 28070259 + ... + 28431417.

It is an arithmetic number, because the mean of its divisors is an integer number (103033530600).

Almost surely, 2^{10203044401242} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10203044401242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14836828406400).

10203044401242 is an abundant number, since it is smaller than the sum of its proper divisors (19470612411558).

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

10203044401242 is a wasteful number, since it uses less digits than its factorization.

10203044401242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361322 (or 361308 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 10203044401242 its reverse (24210444030201), we get a palindrome (34413488431443).

The spelling of 10203044401242 in words is "ten trillion, two hundred three billion, forty-four million, four hundred one thousand, two hundred forty-two".