1210201022320 has 40 divisors (see below), whose sum is σ = 2813785191936. Its totient is φ = 484068741888.

The previous prime is 1210201022297. The next prime is 1210201022341. The reversal of 1210201022320 is 232201020121.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1210201022294 and 1210201022303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3661014 + ... + 3977866.

Almost surely, 2^{1210201022320} is an apocalyptic number.

1210201022320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1210201022320 is an abundant number, since it is smaller than the sum of its proper divisors (1603584169616).

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

1210201022320 is a wasteful number, since it uses less digits than its factorization.

1210201022320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364609 (or 364603 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1210201022320 its reverse (232201020121), we get a palindrome (1442402042441).

The spelling of 1210201022320 in words is "one trillion, two hundred ten billion, two hundred one million, twenty-two thousand, three hundred twenty".