35542203121 has 2 divisors, whose sum is σ = 35542203122. Its totient is φ = 35542203120.

The previous prime is 35542203091. The next prime is 35542203131. The reversal of 35542203121 is 12130224553.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26337719521 + 9204483600 = 162289^2 + 95940^2 .

It is an emirp because it is prime and its reverse (12130224553) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 35542203121 - 2⁹ = 35542202609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 35542203121.

It is not a weakly prime, because it can be changed into another prime (35542203131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17771101560 + 17771101561.

It is an arithmetic number, because the mean of its divisors is an integer number (17771101561).

Almost surely, 2^35542203121 is an apocalyptic number.

It is an amenable number.

35542203121 is a deficient number, since it is larger than the sum of its proper divisors (1).

35542203121 is an equidigital number, since it uses as much as digits as its factorization.

35542203121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 35542203121 its reverse (12130224553), we get a palindrome (47672427674).

The spelling of 35542203121 in words is "thirty-five billion, five hundred forty-two million, two hundred three thousand, one hundred twenty-one".