42003042221200 has 60 divisors (see below), whose sum is σ = 101163960965988. Its totient is φ = 16759318528000.

The previous prime is 42003042221183. The next prime is 42003042221249. The reversal of 42003042221200 is 212224030024.

It can be written as a sum of positive squares in 6 ways, for example, as 508677062656 + 41494365158544 = 713216^2 + 6441612^2 .

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, 130771777 + ... + 131092576.

Almost surely, 2^{42003042221200} is an apocalyptic number.

42003042221200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42003042221200 is an abundant number, since it is smaller than the sum of its proper divisors (59160918744788).

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

42003042221200 is a wasteful number, since it uses less digits than its factorization.

42003042221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261864772 (or 261864761 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 42003042221200 its reverse (212224030024), we get a palindrome (42215266251224).

The spelling of 42003042221200 in words is "forty-two trillion, three billion, forty-two million, two hundred twenty-one thousand, two hundred".