35231220000 has 480 divisors, whose sum is σ = 130935087360. Its totient is φ = 9210240000.

The previous prime is 35231219999. The next prime is 35231220001. The reversal of 35231220000 is 2213253.

35231220000 is a `hidden beast` number, since 352 + 312 + 2 + 0 + 0 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (35231219999) and next prime (35231220001).

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (35231220001) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 28619385 + ... + 28620615.

It is an arithmetic number, because the mean of its divisors is an integer number (272781432).

Almost surely, 2^35231220000 is an apocalyptic number.

35231220000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 35231220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65467543680).

35231220000 is an abundant number, since it is smaller than the sum of its proper divisors (95703867360).

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

35231220000 is a wasteful number, since it uses less digits than its factorization.

35231220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323 (or 1294 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

Adding to 35231220000 its reverse (2213253), we get a palindrome (35233433253).

The spelling of 35231220000 in words is "thirty-five billion, two hundred thirty-one million, two hundred twenty thousand".