35023321221 has 8 divisors (see below), whose sum is σ = 53368870464. Its totient is φ = 20013326400.

The previous prime is 35023321217. The next prime is 35023321247. The reversal of 35023321221 is 12212332053.

It is a happy number.

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

It is not a de Polignac number, because 35023321221 - 2² = 35023321217 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 35023321191 and 35023321200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35023321261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 833888580 + ... + 833888621.

It is an arithmetic number, because the mean of its divisors is an integer number (6671108808).

Almost surely, 2^35023321221 is an apocalyptic number.

It is an amenable number.

35023321221 is a deficient number, since it is larger than the sum of its proper divisors (18345549243).

35023321221 is a wasteful number, since it uses less digits than its factorization.

35023321221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667777211.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 35023321221 its reverse (12212332053), we get a palindrome (47235653274).

The spelling of 35023321221 in words is "thirty-five billion, twenty-three million, three hundred twenty-one thousand, two hundred twenty-one".