1042200030061 has 2 divisors, whose sum is σ = 1042200030062. Its totient is φ = 1042200030060.

The previous prime is 1042200030041. The next prime is 1042200030107. The reversal of 1042200030061 is 1600300022401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 590792076900 + 451407953161 = 768630^2 + 671869^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042200030061 - 2¹⁷ = 1042199898989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042200030041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521100015030 + 521100015031.

It is an arithmetic number, because the mean of its divisors is an integer number (521100015031).

Almost surely, 2^{1042200030061} is an apocalyptic number.

It is an amenable number.

1042200030061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042200030061 is an equidigital number, since it uses as much as digits as its factorization.

1042200030061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1042200030061 its reverse (1600300022401), we get a palindrome (2642500052462).

The spelling of 1042200030061 in words is "one trillion, forty-two billion, two hundred million, thirty thousand, sixty-one".