35115020223221 has 8 divisors (see below), whose sum is σ = 35212927063680. Its totient is φ = 35017141041792.

The previous prime is 35115020223211. The next prime is 35115020223259. The reversal of 35115020223221 is 12232202051153.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35115020223221 is a prime.

It is a super-2 number, since 2×35115020223221² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35115020223211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4370780 + ... + 9451653.

It is an arithmetic number, because the mean of its divisors is an integer number (4401615882960).

Almost surely, 2^{35115020223221} is an apocalyptic number.

It is an amenable number.

35115020223221 is a deficient number, since it is larger than the sum of its proper divisors (97906840459).

35115020223221 is a wasteful number, since it uses less digits than its factorization.

35115020223221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13829515.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 35115020223221 its reverse (12232202051153), we get a palindrome (47347222274374).

The spelling of 35115020223221 in words is "thirty-five trillion, one hundred fifteen billion, twenty million, two hundred twenty-three thousand, two hundred twenty-one".