202321202034 has 32 divisors (see below), whose sum is σ = 462556846080. Its totient is φ = 57792509712.

The previous prime is 202321202029. The next prime is 202321202081. The reversal of 202321202034 is 430202123202.

202321202034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 202321202034.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382474 + ... + 742245.

It is an arithmetic number, because the mean of its divisors is an integer number (14454901440).

Almost surely, 2^202321202034 is an apocalyptic number.

202321202034 is an abundant number, since it is smaller than the sum of its proper divisors (260235644046).

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

202321202034 is a wasteful number, since it uses less digits than its factorization.

202321202034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129014.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 202321202034 its reverse (430202123202), we get a palindrome (632523325236).

It can be divided in two parts, 20232 and 1202034, that added together give a triangular number (1222266 = T₁₅₆₃).

The spelling of 202321202034 in words is "two hundred two billion, three hundred twenty-one million, two hundred two thousand, thirty-four".