201321042342030 has 96 divisors (see below), whose sum is σ = 566848075116960. Its totient is φ = 49279099956480.

The previous prime is 201321042342011. The next prime is 201321042342037. The reversal of 201321042342030 is 30243240123102.

201321042342030 is a `hidden beast` number, since 2 + 0 + 1 + 3 + 210 + 4 + 23 + 420 + 3 + 0 = 666.

It is a super-2 number, since 2×201321042342030² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201321042341985 and 201321042342003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201321042342037) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 480430981 + ... + 480849840.

It is an arithmetic number, because the mean of its divisors is an integer number (5904667449135).

Almost surely, 2^{201321042342030} is an apocalyptic number.

201321042342030 is an abundant number, since it is smaller than the sum of its proper divisors (365527032774930).

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

201321042342030 is a wasteful number, since it uses less digits than its factorization.

201321042342030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961281026 (or 961281023 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 201321042342030 its reverse (30243240123102), we get a palindrome (231564282465132).

The spelling of 201321042342030 in words is "two hundred one trillion, three hundred twenty-one billion, forty-two million, three hundred forty-two thousand, thirty".